にひきかえ => In contrast to A N1
Comparison/ Exchange
と([思「おも」]う、[言「い」]う、[考「かんが」]える) => That A N4
Particles
だろうと[思「おも」]う => I think probably A N4
Sentence Endings
ようと[思「おも」]う => I think I will A N4
Causative, Passive, Volitional
[必要「ひつよう」]はない => It is not necessary for A to be done N2
Needs, Requirements
かと[思「おも」]ったら/かと[思「おも」]うと => Athough A, B., As soon as I noticed A, B, almost immediately after A, B N2
Time, Situation
と[思「おも」]いきや => Even though A (was thought/expected), different result B N1
Contrast/Surprise
ようになる/なくなる => Become… N3
Time, Situation
くする/にする => To make, to change into N5
Change, cause and effect
やる => Give B to A N4
Give and take advice
~ている。 => Doing something temporarily. N5
Secondary Verbs
てやる => Do for someone N4
Give and take advice