~ます/~ません => Polite, present form N5
Verb suffixes
たいへんだ => It is hard, serious N4
Evaluate
たいへん => very; greatly; terribly; serious; difficult N4
Evaluate
てすみません => I'm sorry for... N4
たいへんな... => very; greatly; terribly; serious; difficult N4
Evaluate
んです => Because, by… N4
Situations and Experiences
...たいんですが => want N4
How to say the beginning
どんな...ですか => How N5
Confirm
んですが => opening the story N4
まんまと => successfully, fairly, artfully, nicely, thoroughly N1
Exclamatory
ません => be not doing something N5
Result status
んです => to explain something; show emphasis N4