YOU SAID:
don't buy the pig while it's still in the bag
INTO JAPANESE
それがまだ袋に入っている間に豚を買わないでください
BACK INTO ENGLISH
Please do not buy pigs while it is still in the bag
INTO JAPANESE
まだ袋の中に豚を買ってはいけない
BACK INTO ENGLISH
Do not buy pigs in bags yet
INTO JAPANESE
まだ袋に豚を買ってはいけない
BACK INTO ENGLISH
Do not buy pigs in bags yet
That didn't even make that much sense in English.