限りでは
Usage
Used to express "as far as -" and limit the information to judge something "as far as..."
Examples
私の聞いた限りでは 彼女は来年の春に結婚するそうです
As far as I've heard, she will get married next spring.
私の知っている限りでは彼はまだ東京にいるはずです
As far as I know, he should still be in Tokyo.