かりに…たら/…ば => If..., suppose... N3
Condition (hypothetical condition)
ば~のに/たら~のに => would have; should have; if only ~ N3
さえ/にさえ/でさえ => Even N3
Not only, Not even
~にたえる (耐える)    => bear doing ~ N1
~ばよかった/~たらよかった/~ばよかったのに/~たらよかったのに => If only N3
によると / によれば => according to ~ N3
Base, base
によれば/によると => according to ~ N3
ゆえに => Because of A N1
Reason, Result, Response
例えば => for example; for instance ~ N3
にこたえ(て) => in response to ~ N2
といえば…ぐらいのことだ => speaking of... just... N2
Respectful, humble
いかに … とはいえ => What ever... N3
Things do not match the prediction