ないものでもない/ないでもない => A is not completely impossible N1
Need/Requirements
に[先立「さきだ」]って/に[先立「さきだ」]ち/に[先立「さきだ」]つ => Before A occurs/takes place N2
Time, Situation
を[余儀「よぎ」]なくされる => Must do A N1
Will, Decision, Doing
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
ものの => Although A... N2
Contrast,Surprise
たいものだ => Want to A N2
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
うものなら => If A, bad/unfortunate result B N1
Conditional, While
もなんともない => Not A at all N1
Adjectival, Descriptions
たもの => Used to N3
Sentence Endings
もの => Because of A N2
Reason, Result, Response