YOU SAID:
me and your mother have had multiple intercources
INTO JAPANESE
私とあなたのお母さんは複数のインターコースを持っていました
BACK INTO ENGLISH
I and your mom had multiple intercourses
INTO JAPANESE
私とあなたのお母さんは複数の性交をしました
BACK INTO ENGLISH
I and your mom had multiple sexual intercourse
INTO JAPANESE
私とあなたのお母さんは複数の性交をしました
BACK INTO ENGLISH
I and your mom had multiple sexual intercourse
That didn't even make that much sense in English.