YOU SAID:
at least she lived a very long and I'm sure happy life
INTO JAPANESE
少なくとも彼女はとても長生きしたし、きっと幸せな人生だったに違いない
BACK INTO ENGLISH
At least she lived a very long life and must have had a happy life.
INTO JAPANESE
少なくとも彼女は非常に長生きし、幸せな人生を送ったに違いありません。
BACK INTO ENGLISH
At least she must have lived a very long and happy life.
INTO JAPANESE
少なくとも、彼女は非常に長く幸せな人生を送ったに違いありません。
BACK INTO ENGLISH
At least she must have lived a very long and happy life.
That didn't even make that much sense in English.