Lanterns, Bells, Amethyst Clusters, Candles, Flower Pots, and Tripwire Hooks cannot be placed on trapdoors

All versions and current.  There was another bug ticket created and it never got the attention it deserved.  This is a Java parity issue that is not seen in bedrock. 

Lanterns, Bells, Amethyst Clusters, Candles, Flower Pots, and Tripwire Hooks cannot be placed on trapdoors

Bug MCPE-140068 is related and closed without a solution.

 

These can only be placed on slabs in bedrock and cuts down on the aesthetics that creators want to see in bedrock.