たくさんじゃありませんでした
沢山じゃありませんでした
takusanjārimasendeshita

Noun
Desu Copula
na-Adjective
no-Adjective

The polite, past negative form of たくさん

1. Wasn't much; Wasn't many; Didn't have much; Didn't have many

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana