Village Don’t Generate Properly

The bug found in the latest preview version, village sometimes don’t generates properly as the way they should. 
HOW TO REPRODUCE:

Step 1: find a village or using /locate village nearby.

Step 2:Inspect everything in a village if you found weird things.

EXPECTED RESULTS
They should generate properly.

OBSERVED RESULTS
They generate weirdly. 

This bug not effecting in latest version (1.18.10)