さん => Mr., Mrs., Ms. N5
Respectful, humble
はさておき => setting aside ~ N2
Trend
お…くださる => Please do ~ (honorific) N3
Respectful, humble
させておく => Leave it alone, don't interfere N2
Position, perspective
~なさんな => (Please) do not, Do not, Don't (prohibitive) N1
Ban
なんともおもわない => think nothing of N3
Invariant
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
くださいませんか => Could(Would) you please N4
まさか...とはおもわなかった => never thought that N3
Surprised
はさておき => A aside; putting A aside, B (new topic) N1
Miscellaneous
て下さいませんか => Please do A (polite) N5
Asking and Telling
...ようにおもう / かんじる => Looks like ~; Seems like ~; Appears like ~ N3
Evaluate