A Plain Village and an Mansion had to seperated their own island (3K Blocks from Spawn to them)
printheclone

0
Village island -2072, 2744 / Mansion island -2024, 3240 & Mushroom island -2064, 3536
-1481105833
seed
BED
ROCK

1.16
version
Fun fact, this seed also did generated all 3 Zombified Stronghold-ed Villages rather the normal Village in a world seed.
#1: Zombified Stronghold Taiga Village: -1068, 5780
#2: Zombified Stronghold Taiga Hills Village: -3292, -1260
#3: Zombified Stronghold Plains Village: -668, -5116
Important notes:
-Nearest Nether Fortress: -357, 507 & -613, 539
-SIngle Skeleton spawner on Village island is -1900, 53, 2839 (i am not sure if whether it generated in-game or not)
-This seed also has a "sister" seed of 2813861463 for Bedrock because i did type that numbers first so.
-This seed was founded by printheclone (it's me) in March 19, 2021 from Chunkbase website