それはそうと => By the way N2
Miscellaneous
それとも => A? or B? N3
List, Examples
てからというもの => After A (happens), B changed (major change, everything changes) N1
Information, Report
ものだから => Because of A N2
Reason, Result, Response
それと => A, and B N3
List, Examples
というものではない => Not sure, not means N2
Information, Report
ぐらいのものだ => Only A N1
(Not)only , (Not) even
それでも => Even though A, B N2
Contrast,Surprise
うものなら => If A, bad/unfortunate result B N1
Conditional, While
それなのに => Even though A, (unexpected result) B N2
Contrast,Surprise
というか~というか => (not sure if it's) A or B N1
Miscellaneous
と[言「い」]うのは => Means, is N3
Information, Report