や、やいなや => As soon as A, B N1
Time, Situation
[中心「ちゅうしん」]に => With A as the center N2
Miscellaneous
やら~やら => A, B, ... (examples from a list) N2
Lists, Examples
をもとに/をもとにして => A as a basis for B N2
Based, Focused, Depending on
たち => Plural form N5
Amount
てやる => Do for someone N4
Give and take advice
やる => Give B to A N4
Give and take advice
がちです/がちになる => A tends to become/happen/occur N2
Potential, Possibility
やすい => A is easy to do N4
Verb Suffixes
を[通「とお」]じて/を[通「とお」]して => Over the course of A, during the time A, Through (as a means) A 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
ないと,なくちゃ => Must do A N3
Needs, Requirement