YOU SAID:

i saw your mother the day before last in the store buying condoms and vodka

INTO JAPANESE

一昨日、店でコンドームとウォッカを買っているお母さんを見ました

BACK INTO ENGLISH

The day before yesterday, I saw my mom buying condoms and vodka in the store

INTO JAPANESE

一昨日、母が店でコンドームとウォッカを買っているのを見ました

BACK INTO ENGLISH

The day before yesterday, I saw my mother buying condoms and vodka in the store

INTO JAPANESE

一昨日、母が店でコンドームとウォッカを買っているのを見ました

BACK INTO ENGLISH

The day before yesterday, I saw my mother buying condoms and vodka in the store