YOU SAID:

I went to the store to buy milk, but they were all out.

INTO JAPANESE

私は牛乳を買うために店に行きましたが、彼らはすべてのアウトにされました。

BACK INTO ENGLISH

Went to the store to buy milk for my, but they were all out.

INTO JAPANESE

牛乳を買うために店に行った私は、彼らはすべてのアウトだったしかし。

BACK INTO ENGLISH

I went to the store to buy some milk, they were all out, however.

INTO JAPANESE

私は牛乳を買うために店に行きました、彼らはすべてのアウト、しかしだった。

BACK INTO ENGLISH

Went to buy milk for my store, they are all out, but it was.

INTO JAPANESE

私の店のためのミルクを買いに行きました、彼らはすべてのアウト、しかし、だった。

BACK INTO ENGLISH

Went to buy milk for my store, they are all out, but it was.