Keyword Analysis & Research: what is meant by search engine

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what is meant by search engine	0.86	0.6	1438	46	30
what	1.85	0.1	6016	75	4
is	0.44	0.4	6216	64	2
meant	0.18	0.6	6385	10	5
by	1.6	0.1	8339	26	2
search	0.15	0.2	6345	43	6
engine	1.43	0.2	6920	88	6

Keyword	CPC	PCC	Volume	Score
what is meant by search engine	1.64	0.4	7508	93