Keyword Analysis & Research: perl regex negative lookahead

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
perl regex negative lookahead	1.83	0.7	6923	78	29
perl	1.15	0.3	8634	18	4
regex	1.85	0.4	7520	88	5
negative	2	0.4	7603	29	8
lookahead	1.31	1	7399	45	9

Keyword	CPC	PCC	Volume	Score
perl regex negative lookahead	1.95	0.1	217	44