に[基「もと」]づいて/に[基「もと」]づき/に[基「もと」]づく => Based on A N2
Based, Focused, Depending on
ないと,なくちゃ => Must do A N3
Needs, Requirement
や、やいなや => As soon as A, B N1
Time, Situation
[続「つづ」]ける => continues, to continue to N4
Secondary Verb
やすい => A is easy to do N4
Verb Suffixes
やら~やら => A, B, ... (examples from a list) N2
Lists, Examples
はもちろん/はもとより => Although A is given/obvious; B N3
List, Examples
に[違「ちが」]いない => Without a doubt, A N2
Information, Report
たち => Plural form N5
Amount
てやまない => To (always) think/feel/hope/etc. A N1
Will, Decision, Doing
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
[最中「さいちゅう」] => In the middle of A N3
Time, Situation