前年 ぜんねん同月 どうげつじゃありませんでした
zennen dōgetsujārimasendeshita

Noun
Desu Copula

The polite, past negative form of 前年同月

1. Was not the same month last year.; Was not in the same month the year before last.

Past/Perfective
Negative
Polite
Terminal Form