はさておき => setting aside ~ N2
Trend
さん => Mr., Mrs., Ms. N5
Respectful, humble
お…くださる => Please do ~ (honorific) N3
Respectful, humble
なんともおもわない => think nothing of N3
Invariant
させておく => Leave it alone, don't interfere N2
Position, perspective
くださいませんか => Could(Would) you please N4
いささか => a bit N3
Evaluate
させてください/させてもらえますか/させてもらえませんか => please let me do N3
て下さいませんか => Please do A (polite) N5
Asking and Telling
~なさんな => (Please) do not, Do not, Don't (prohibitive) N1
Ban
をくださいませんか => Please give me A (polite) N5
Asking and Telling
させていただけませんか => Could you please let me do... N4