んです => Because, by… N4
Situations and Experiences
~ます/~ません => Polite, present form N5
Verb suffixes
[謙譲語「けんじょうご」] => Humble form of A, humble form of する verbs N4
Honorifics
に[反「はん」]して/に[反「はん」]し/に[反「はん」]する/に[反「はん」]した => In contrast to A N2
Contrast,Surprise
と([思「おも」]う、[言「い」]う、[考「かんが」]える) => That A N4
Particles
てとうぜんだ => A is common, natural, not surprising N2
Adjectival, Descriptions
[中心「ちゅうしん」]に => With A as the center N2
Miscellaneous
ようにする => Try to A, make sure to A N4
Causative, Passive, Volitional
[要「よう」]するに => A. In short/put simply, B N2
Adjectival, Descriptions
どんなに~うが => No matter what A, no matter how A N1
Miscellaneous
ようとする => Be about to A, (about to) try to A N4
Causative, Passive, Volitional
すら,ですら => Even A N1
(Not)only , (Not) even