とあれば => If A N1
Conditional, While
やる => Give B to A N4
Give and take advice
てやる => Do for someone N4
Give and take advice
ともなると,ともなれば => When (the time/situation) A N1
Time, Situation
や、やいなや => As soon as A, B N1
Time, Situation
と[言「い」]わせれば => On the view of N1
Based/focused/depending on
やら~やら => A, B, ... (examples from a list) N2
Lists, Examples
へ => Go to N, head to N , Often followed by verbs like 行く/いく, 来る/くる, 向かう/むかう… N5
Particles
てばかりはいられない => Cannot always A N2
Needs, Requirements
てくれる => Do for someone. N4
Give and take advice
て[以来「いらい」] => After A, B (continuous action/condition N2
Information, Report
なければならない => Must do A; have to A N4
Can, Should, Must