Keyword Analysis & Research: i don't know what to search

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
i don't know what to search	0.06	0.4	4791	68	27
i	1.15	0.1	9392	71	1
don't	0.53	0.6	2933	67	5
know	1.23	0.6	2530	16	4
what	0.64	0.9	2968	52	4
to	0.96	0.8	2853	7	2
search	1.96	0.2	8967	81	6

Keyword	CPC	PCC	Volume	Score
i don't know what to search	0.86	1	7946	61