not for the life of me

no matter how hard you try I knew I had met her before, only I couldn't for the life of me remember where or when.

Name	Pronounced	Usage
Hiroshi	hee-ṙo-shee	Japanese
Longina	lawn-GEE-nah (Polish)	Polish, Ancient Roman
Yusra	-	Arabic
Gennadius	-	Ancient Greek (Latinized)
Halyna	hah-LI-nah	Ukrainian
Katelijne	kah-tə-LIE-nə	Dutch