YOU SAID:
sorry for causing so much trouble for you
INTO JAPANESE
大変ご迷惑をおかけして申し訳ありません
BACK INTO ENGLISH
I'm very sorry for the inconvenience.
INTO JAPANESE
ご不便をおかけして誠に申し訳ございません。
BACK INTO ENGLISH
We apologize for any inconvenience caused.
INTO JAPANESE
ご不便をおかけして申し訳ございません。
BACK INTO ENGLISH
We apologize for any inconvenience caused.
That didn't even make that much sense in English.