[一方「いっぽう」]だ => Change A continues, A does not stop N2
Miscellaneous
ないものでもない/ないでもない => A is not completely impossible N1
Need/Requirements
というものではない => Not sure, not means N2
Information, Report
[一方「いっぽう」] => On one hand A, on the other, B; Although A, at the same time, B N2
Contrast,Surprise
か~ないかのうちに => Right after A, C N2
Time, Situation
ぐらいのものだ => Only A N1
(Not)only , (Not) even
ことのないように => So as not to A N1
Will, Decision, Doing
とはくらべ[物「もの」]にならない => It's no match for A N1
Comparison/ Exchange
の+ [至「いた」]り => Very A N1
Degree/ Level/Amount
ただ~のみならず => Not only A, N1
(Not)only , (Not) even
と[言「い」]うのは => Means, is N3
Information, Report
たいものだ => Want to A N2
Will, Decision, “Doing”