共通 きょうつう部分 ぶぶんじゃなかったです
kyōtsūbubunjanakattadesu

Noun
Desu Copula
no-Adjective

The polite, past negative form of 共通部分

1. Wasn't in common.; Didn't have in common.; Wasn't shared.

Past/Perfective
Negative
Polite
Casual Register
Mathematics