can't for the life of me

if you say you can't for the life of you remember something, you mean that you cannot remember it at all I know I filed it somewhere but I can't for the life of me remember where.

Common Names:

Name	Pronounced	Usage
Fulco	-	Ancient Germanic
Charleen	shahr-LEEN, chahr-LEEN	English
Iunia	-	Ancient Roman, Biblical Latin
GaŠPer	-	Slovene
Haifa	-	Arabic
Izanami	-	Far Eastern Mythology