を中心に => focused on; centered on~ N2
[中心「ちゅうしん」]に => With A as the center N2
Miscellaneous
さえ/にさえ/でさえ => Even N3
Not only, Not even
なさる => to do (honorific) N4
さすがに => understandably N2
Base, base
させてあげる => (Allow) N4
Allow
てくださる => to give N4
Benefit
まさに => exactly, surely, certainly N2
Confirm
お…くださる => Please do ~ (honorific) N3
Respectful, humble
させてくれる => Let me... N4
Allow
ようにする/ようにしている/ようにしてください => to try to; to make sure that ~ N4
NがNを/にV-させる => Who (N) makes...who (N) do what N4
Coercion