for the life of me

at all; even one little bit. (Used with a negative.) For the life of me, I can't figure this out. I can't for the life of me climb up a mountain.

Name	Pronounced	Usage
&Thorn;ÓRnÝ	-	Ancient Scandinavian
MatevŽ	-	Slovene
Bartolomeo	-	Italian
Lluc	-	Catalan
Haruki	hah-ṙoo-kee	Japanese
Christiaan	KRIS-tee-ah:n	Dutch