はもちろん => not to mention; not only … but also ~ N3
がちです/がちになる => A tends to become/happen/occur N2
Potential, Possibility
なにがなんでも => by any means... N3
Criticize
ちゃんと => Clear, neat, dignified, complete N3
Result status
はもちろん/はもとより => Although A is given/obvious; B N3
List, Examples
ちゃんとする => Serious, tidy, complete N3
Result status
~んがため(に)/~んがための      => in order to ~ N1
もの/もん/んだもの/んだもん => because; indicates reason/ excuse/ dissatisfaction N3
なにがなんでも => No matter how ... still (enthusiastic) N3
Will, intention
ひとつまちがえば => Just (negligence) N3
Ability
いちがいに…ない => Impossible... in general N2
Description
んだが => Start the story N4
How to say the beginning