YOU SAID:

I don't know what we're talking about, and I haven't for a while

INTO JAPANESE

何のことを話しているのか分からない、しばらく話していない

BACK INTO ENGLISH

I don't know what you're talking about, haven't talked for a while

INTO JAPANESE

しばらく話してないから何言ってるのか分からない

BACK INTO ENGLISH

We haven't talked for a while so I don't know what you're saying.

INTO JAPANESE

しばらく話していないので、何を言っているのか分かりません。

BACK INTO ENGLISH

We haven't talked for a while, so I don't know what he's saying.

INTO JAPANESE

しばらく話していないので、彼が何を言っているのか分かりません。

BACK INTO ENGLISH

We haven't talked in a while so I don't know what he's saying.

INTO JAPANESE

しばらく話していないので、彼が何を言っているのか分かりません。

BACK INTO ENGLISH

We haven't talked for a while so I don't know what he's saying.

INTO JAPANESE

しばらく話していないので、何を言っているのか分かりません。

BACK INTO ENGLISH

We haven't talked for a while, so I don't know what he's saying.

INTO JAPANESE

しばらく話していないので、彼が何を言っているのか分かりません。

BACK INTO ENGLISH

We haven't talked for a while, so I don't know what he's saying.