どんな...ですか => How N5
Confirm
んです => Because, by… N4
Situations and Experiences
...たいんですが => want N4
How to say the beginning
んですが => opening the story N4
んです => to explain something; show emphasis N4
なんか/なんて/など => give examples N3
ちゃんとする => Serious, tidy, complete N3
Result status
てすみません => I'm sorry for... N4
なんと => How N3
Doubt
~ます/~ません => Polite, present form N5
Verb suffixes
~たらんとする      => want to become, worthy of ~ N1
なんとも => Unimaginable N3
Evaluate