の下で/の下に => under; with ~ N2
のが下手 => to be bad at doing something N5
以下 => As follows, below N3
Standard
のが好き/のが嫌い => Like (doing something)/Hate (doing something) N4
~のが      => Nominalize verbs N5
Nominalization
[以下「いか」] => Less than A, under/below A (amount) N1
Degree/ Level/Amount
て下さいませんか => Please do A (polite) N5
Asking and Telling
(の) なら~がいい => if; in the case that ..., you should... N3
Invite and advise
のが~です => to be N4
さすがの...も => even ~also N2
The highest (comparative) level
て[下「くだ」]さる => Do for someone N4
Give and take advice
~んがため(に)/~んがための      => in order to ~ N1