One name can be held by multiple profiles

I am referring to the following names:

https://namemc.com/name/0_o (2x)
https://namemc.com/name/120 (2x)
https://namemc.com/name/343 (2x)
https://namemc.com/name/4ch3los (2x)
https://namemc.com/name/4v4 (2x)
https://namemc.com/name/509 (2x)
https://namemc.com/name/7mk (2x)
https://namemc.com/name/Abdullah (2x)
https://namemc.com/name/Adv (2x)
https://namemc.com/name/Algae (2x)
https://namemc.com/name/Amber (2x)
https://namemc.com/name/Amphibian (2x)
https://namemc.com/name/Archangel (2x)
https://namemc.com/name/babygirl (2x)
https://namemc.com/name/BAm (2x)
https://namemc.com/name/bar (2x)
https://namemc.com/name/Bolted (2x)
https://namemc.com/name/brainstorm (2x)
https://namemc.com/name/Breanna (2x)
https://namemc.com/name/Brianna (2x)
https://namemc.com/name/Caveman (2x)
https://namemc.com/name/Chevy (2x)
https://namemc.com/name/ceramics (2x)
https://namemc.com/name/Cieran (2x)
https://namemc.com/name/cinch (2x)
https://namemc.com/name/Clefable (2x)
https://namemc.com/name/Coffe (2x)
https://namemc.com/name/Colour (2x)
https://namemc.com/name/Commonwealth (2x)
https://namemc.com/name/contempt (2x)
https://namemc.com/name/Cora (5x)
https://namemc.com/name/DaQa (72x)
https://namemc.com/name/DatKian (2x)
https://namemc.com/name/Debra (2x)
https://namemc.com/name/Defeated (2x)
https://namemc.com/name/Defrost (2x)
https://namemc.com/name/Degen (2x)
https://namemc.com/name/Dial (2x)
https://namemc.com/name/different (2x)
https://namemc.com/name/differential (2x)
https://namemc.com/name/Disposable (58x)
https://namemc.com/name/Dunk (2x)
https://namemc.com/name/Dyslexic (2x)
https://namemc.com/name/Ease (2x)
https://namemc.com/name/Extorted (2x)
https://namemc.com/name/Executive (2x)
https://namemc.com/name/Fee (2x)
https://namemc.com/name/Fluxion (2x)
https://namemc.com/name/Font (2x)
https://namemc.com/name/Foop (2x)
https://namemc.com/name/Freestyle (2x)
https://namemc.com/name/Fuz (2x)
https://namemc.com/name/Garbage (2x)
https://namemc.com/name/GDC (2x)
https://namemc.com/name/General (2x)
https://namemc.com/name/gonzo (2x)
https://namemc.com/name/Hated (2x)
https://namemc.com/name/Herman (2x)
https://namemc.com/name/Hi_ (2x)
https://namemc.com/name/Increased (37x)
https://namemc.com/name/Identifier (2x)
https://namemc.com/name/Imperial (2x)
https://namemc.com/name/Imperius (2x)
https://namemc.com/name/Influences (2x)
https://namemc.com/name/Jacuzzi (2x)
https://namemc.com/name/Jammer (2x)
https://namemc.com/name/Jeffery (2x)
https://namemc.com/name/Juggernaut (6x)
https://namemc.com/name/Kouta (2x)
https://namemc.com/name/Kudos (85x)
https://namemc.com/name/Land (2x)
https://namemc.com/name/Later (3x)
https://namemc.com/name/Le_Wild_Wonk (2x)
https://namemc.com/name/Leave (2x)
https://namemc.com/name/Leveler (2x)
https://namemc.com/name/Lisp (2x)
https://namemc.com/name/Loam (2x)
https://namemc.com/name/lol (2x)
https://namemc.com/name/Loyalty (2x)
https://namemc.com/name/Mannay (2x)
https://namemc.com/name/Marz (2x)
https://namemc.com/name/MCA (2x)
https://namemc.com/name/Mediator (2x)
https://namemc.com/name/MGMT (2x)
https://namemc.com/name/Midday (2x)
https://namemc.com/name/Mima (2x)
https://namemc.com/name/Minecarts (2x)
https://namemc.com/name/Mitsubishi (2x)
https://namemc.com/name/Mo0 (2x)
https://namemc.com/name/Mosh (2x)
https://namemc.com/name/Mull (2x)
https://namemc.com/name/Natt (2x)
https://namemc.com/name/NegativeZero (2x)
https://namemc.com/name/Nein (2x)
https://namemc.com/name/Neko (2x)
https://namemc.com/name/Next (2x)
https://namemc.com/name/NNB (2x)
https://namemc.com/name/Nonbeliever (2x)
https://namemc.com/name/noob (2x)
https://namemc.com/name/nuts (2x)
https://namemc.com/name/OGx (2x)
https://namemc.com/name/Origami (2x)
https://namemc.com/name/OST (2x)
https://namemc.com/name/Other (2x)
https://namemc.com/name/OverPowered (2x)
https://namemc.com/name/Pamela (2x)
https://namemc.com/name/Pock (2x)
https://namemc.com/name/PopCap (2x)
https://namemc.com/name/Positron (2x)
https://namemc.com/name/Potent (2x)
https://namemc.com/name/Powers (2x)
https://namemc.com/name/Professional (2x)
https://namemc.com/name/sai (2x)
https://namemc.com/name/Scribbling (2x)
https://namemc.com/name/Seek (2x)
https://namemc.com/name/Sesame (2x)
https://namemc.com/name/Seventh (2x)
https://namemc.com/name/shaft (2x)
https://namemc.com/name/Shogun (2x)
https://namemc.com/name/Shoop (2x)
https://namemc.com/name/Shops (2x)
https://namemc.com/name/Skirmish (2x)
https://namemc.com/name/Skunks (2x)
https://namemc.com/name/Smidge (2x)
https://namemc.com/name/Snu (2x)
https://namemc.com/name/Stokes (2x)
https://namemc.com/name/Storyteller (2x)
https://namemc.com/name/Str (2x)
https://namemc.com/name/SVG (2x)
https://namemc.com/name/Tamera (2x)
https://namemc.com/name/Tanks (2x)
https://namemc.com/name/Tarantulas (2x)
https://namemc.com/name/teslas (2x)
https://namemc.com/name/thomson (2x)
https://namemc.com/name/Torch (2x)
https://namemc.com/name/Trilogy (2x)
https://namemc.com/name/TRV (2x)
https://namemc.com/name/Turbine (2x)
https://namemc.com/name/Uncultured (2x)
https://namemc.com/name/Vaz (2x)
https://namemc.com/name/Verified (2x)
https://namemc.com/name/vice (22x)
https://namemc.com/name/Water (2x)
https://namemc.com/name/Wavy (2x)
https://namemc.com/name/Whenever (2x)
https://namemc.com/name/wilde (2x)
https://namemc.com/name/x33 (2x)
https://namemc.com/name/Yard (2x)
https://namemc.com/name/Yourself (2x)
https://namemc.com/name/Zie (2x)

This should not be happening and might not be the only names. This might be because of people registering the same name at the exact same time.

The content of the attached file Causes.txt originates from MC-Market and was provided by Oval in a private message. Oval wrote that especially the cause 4 is used to sell duplicated accounts.