かも[知「し」]れない => Might A, maybe A, perhaps A N3
Sentence Endings
に気がつく => to notice; to realize N4
気にもならない => it's no use; can't do N1
Evaluate
...ような気がする => have a feeling that; feels like; seems like; think that ~ N3
Description
のを知っていますか => Do you know...? N4
気味 => -like; -looking; -looked; tending to ~ N2
なければならない/なくてはならない/なければいけない/なくてはいけない/なければだめ/なくてはだめ => must N5
ないでくれ => please don't N4
Ban
がないでもない => is not entirely impossible N2
Explain
いちがいに…ない => Impossible... in general N2
Description
て仕方がない/てしょうがない => can't help but; very; extremely ~ N2
…どうりがない => No reason... N2
Emphasize negative meaning