YOU SAID:

When are the sandwiches arriving?

INTO JAPANESE

サンドイッチが着いているは?

BACK INTO ENGLISH

The sandwich is getting?

INTO JAPANESE

サンドイッチを得ているか。

BACK INTO ENGLISH

You are getting a sandwich.

INTO JAPANESE

サンドイッチを得ています。

BACK INTO ENGLISH

The sandwich has gained.

INTO JAPANESE

サンドイッチを得ています。

BACK INTO ENGLISH

The sandwich has gained.