YOU SAID:
I want to make children with you
INTO JAPANESE
あなたと一緒に子供を作りたい
BACK INTO ENGLISH
I want to make a child with you.
INTO JAPANESE
私はあなたと一緒に子供を作りたい。
BACK INTO ENGLISH
I want to make a child with you.
That didn't even make that much sense in English.