なんてことない => Nothing serious, significant N3
Evaluate
なんということもない => Nothing worth mentioning N3
Emphasize
もの/もん/んだもの/んだもん => because; indicates reason/ excuse/ dissatisfaction N3
~このぶんでは => as affairs stand; judging from the present situation; as things are now N1
Trend
ここ/そこ/あそこ/こちら/そちら/あちら => here / there / over there N5
Spatial relations
からこそ/~ばこそ/こそ => precisely because ~ N2
んで => Because... N4
Cause, reason
んだ => Let's... N4
Order
なんか/なんて/など => give examples N3
~もそこそこに      => do …. hurry N1
~いかんだ / いかんで、~ /  ~いかんによって、~ => It depends ... N1
Related, corresponding
たぶん => Maybe... N4
Speculation