YOU SAID:

the carpet is wet and i dont know why

INTO JAPANESE

カーペットが濡れているので、理由がわかりません

BACK INTO ENGLISH

I don't know why because the carpet is wet

INTO JAPANESE

カーペットが濡れているので、なぜかわかりません

BACK INTO ENGLISH

I don't know why the carpet is wet

INTO JAPANESE

なぜカーペットが濡れているのか分かりません

BACK INTO ENGLISH

I don't know why the carpet is wet