is beyond me

something is beyond me

also it's beyond me

this is impossible to understand How they thought they could come in and out without anyone noticing is beyond me.

Name	Pronounced	Usage
Harrington	['hæriŋtən]
Jaakob	-	Finnish (Rare), Estonian (Rare)
Maris	MER-is, MAR-is	English (Rare)
HelÉNa	-	Hungarian
PÈIre	-	Occitan
Velma	VEL-mə	English