ながらに,ながらの,ながらにして => While A, during the condition A, Since A (point in time) N1
Time, Situation
~ながら、 => While A, B N5
Verb suffixes
ながら(も) => Although A, B N2
Contrast,Surprise
がちです/がちになる => A tends to become/happen/occur N2
Potential, Possibility
すら,ですら => Even A N1
(Not)only , (Not) even
ずにはいられない/ないではいられない => Can't help but A; A is unavoidable N2
Will, Decision, “Doing”
ないものでもない/ないでもない => A is not completely impossible N1
Need/Requirements
ですから => Because of A, B N3
Reason, Result, Response
~から~まで => From A to B N5
Time
なら => If N4
Conditional
てからでないと => Until A is done, B doesn't occur/can't be done. N2
Information, Report
ならでは => B is only possible at/with A; If it's not A, B is impossible N1
Need/Requirements