と[思「おも」]いきや => Even though A (was thought/expected), different result B N1
Contrast/Surprise
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
や、やいなや => As soon as A, B N1
Time, Situation
というものではない => Not sure, not means N2
Information, Report
といえば/というと/といったら => N3
Considering, Concerning
までだ/までのことだ => Only A (will be done) N1
(Not)only , (Not) even
と([思「おも」]う、[言「い」]う、[考「かんが」]える) => That A N4
Particles
ないものでもない/ないでもない => A is not completely impossible N1
Need/Requirements
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
やすい => A is easy to do N4
Verb Suffixes
ので => Because A, since A N4
Cause and Effect