YOU SAID:

These nuts came in the mail

INTO JAPANESE

これらのナッツが郵便で来た

BACK INTO ENGLISH

These nuts came by post

INTO JAPANESE

これらのナッツはポストで来た

BACK INTO ENGLISH

These nuts came in post

INTO JAPANESE

これらのナッツはポストに入った

BACK INTO ENGLISH

These nuts entered the post

INTO JAPANESE

これらのナットはポストに入った

BACK INTO ENGLISH

These nuts entered the post