といえば~かもしれない => Speaking of..., it might be... N3
Speculation
~てもさしつかえない => can ~; it’s okay if ~ (indicates permission or compromise) N1
Concession
[使「し」][役「えき」] => Coercive, permission, allow, make N4
Causative, Passive, Volitional
... おぼえはない => don't remember... N3
Position, perspective
なしに(は)/なしで(は) => without; without doing ~ N1
[使「し」][役「えき」][受「う」]け[身「み」] => Imperative N4
Causative, Passive, Volitional
さえ/にさえ/でさえ => Even N3
Not only, Not even
しかしながら => however, nevertheless N2
Things do not match the prediction
~といえなくもない => It can be said that ~ N1
Concession
てもらえないか => could you please ~ N3
Request
~にたえる (耐える)    => bear doing ~ N1
あえて~ない => Not trying to find a way N2
Emphasize