泥棒 どろぼう稼業 かぎょうではありませんでした
dorobōkagyōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 泥棒稼業

1. Was not a thief's trade.; Was not a life of thievery.

Past/Perfective
Negative
Polite
Formal Register