なければならない => Must do A; have to A N4
Can, Should, Must
ていられない => Cannot continue to A N2
Needs, Requirements
[決「けっ」]して~ない => Won’t, isn’t N3
Will, Decision, Doing
なくてはいけない => Must do A; have to A N4
Can, Should, Must
を[通「とお」]じて/を[通「とお」]して => Over the course of A, during the time A, Through (as a means) A N2
Miscellaneous
てはいけない => May not A, must not A N4
Can, Should, Must
てばかりはいられない => Cannot always A N2
Needs, Requirements
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”
[通「とお」]り/[通「とお」]り => In the way A; The same as A, B; As described by A, B N2
Miscellaneous
て[頂「いただ」]けないでしょうか? => Could you please A for me? N4
Secondary Verb
[切「き」]れない => Can't finish/complete A N3
Potential, Possibility
わけにはいかない => Must not A, Must A N3
Needs, Requirement