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
と([思「おも」]う、[言「い」]う、[考「かんが」]える) => That A N4
Particles
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
そうにない => N2
Potential, Possibility
と[思「おも」]いきや => Even though A (was thought/expected), different result B N1
Contrast/Surprise
に[相違「そうい」]ない => No doubt N2
Information, Report
ようになる/なくなる => Become… N3
Time, Situation
[上「うえ」]に => Not only A, but B as well N2
(Not)only, (Not) even
に[応「おう」]じて(は)/に[応「おう」]じ(た) => In response/reply to A, In line with A; That fits with A N2
Based, Focused, Depending on
に[沿「そ」]って/に[沿「そ」]い/に[沿「そ」]う/に[沿「そ」]った => Along with A; In line with A N2
Based, Focused, Depending on
か~ないかのうちに => Right after A, C N2
Time, Situation