偶発 ぐうはつ はんじゃなかったです
gūhatsuhanjanakattadesu

Noun
Desu Copula

The polite, past negative form of 偶発犯

1. Wasn't an accidental offender.; Wasn't acting on impulse.; Wasn't a random act.

Past/Perfective
Negative
Polite
Casual Register