に[限「かぎ」]って/に[限「かぎ」]り => Only A (A is a special condition) N2
(Not)only, (Not) even
に[限「かぎ」]る => A is the best N2
Information, Report
とは限らない => A is not 100% N3
Information, Report
に[限「かぎ」]らず => Not only A, but B also N2
(Not)only, (Not) even
とは[限「かぎ」]らない => Its not really A N2
Information, Report
に[限「かぎ」]った[事「こと」]ではない => It's not limited to A, it's not only A N1
Degree/ Level/Amount