にしても~にしても/にしろ~にしろ/にせよ~にせよ => whether… or ~, regardless of whether ~ N2
にしても/にしろ/にせよ => even if; regardless; whether… or ~ N3
てもよろしい => You can… N4
Allow
(さ)せてほしい => Please let me do N3
Allow
てもよろしい => also possible, potential N4
Ability
てもよろしい => It's okay (Concession) N4
Concession
いずれにしろ => anyhow; anyway; either ... N2
Confirm
むしろ => rather; instead N2
Compare
にしろ/にせよ/にもせよ => Regardless of if it's A or B, Even in the case of A N2
Based, Focused, Depending on
てもよろしいでしょうか => May I... N4
Allow
ませんでした => Did not... N5
Negation in the past
くせして => Even though A N2
Contrast,Surprise