かれ~かれ => A or B N1
Lists, examples
に[限「かぎ」]った[事「こと」]ではない => It's not limited to A, it's not only A N1
Degree/ Level/Amount
~かもしれない => Might A, maybe A, perhaps A N4
Sentence Endings
かも[知「し」]れない => Might A, maybe A, perhaps A N3
Sentence Endings
てばかりはいられない => Cannot always A N2
Needs, Requirements
[事「こと」]だ => A is necessary/good (offering advice/suggestion) N3
Needs, Requirement
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”
なければならない => Must do A; have to A N4
Can, Should, Must
[切「き」]れない => Can't finish/complete A N3
Potential, Possibility
なかなか => It is hard to do A, N2
Adjectival, Descriptions
ていられない => Cannot continue to A N2
Needs, Requirements
ともなると,ともなれば => When (the time/situation) A N1
Time, Situation