[最中「さいちゅう」] => In the middle of A N3
Time, Situation
[中心「ちゅうしん」]に => With A as the center N2
Miscellaneous
うち/ないうち => While A is the case, B; While A is occuring, B, While A is not occuring, B N3
Conditional, While
か~ないかのうちに => Right after A, C N2
Time, Situation
たち => Plural form N5
Amount
がちです/がちになる => A tends to become/happen/occur N2
Potential, Possibility
うが~うが => Whether A or B N1
Miscellaneous
ないと,なくちゃ => Must do A N3
Needs, Requirement
もらう => Received N4
Give and take advice
もう => Already done N5
Miscellaneous
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