てしょうがない/てしかたがない => Very A; Really A; Extremely A N2
Degree, Level, Amount
てばかりはいられない => Cannot always A N2
Needs, Requirements
ねばならない => Must A N2
Needs, Requirements
どんなに~うが => No matter what A, no matter how A N1
Miscellaneous
んばかり => Seems like A, Seems as if A N1
Adjectival, Descriptions
もなんともない => Not A at all N1
Adjectival, Descriptions
がっている => Want, like N4
Secondary Verb
いかんでは,いかんによっては => Considering A, depending on A N1
Based/focused/depending on
なければならない => Must do A; have to A N4
Can, Should, Must
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
がっている => Wants to A N3
Will, Decision, Doing
んがため => For the purpose of doing A N1
Reason, Result, Response