Keyword Analysis & Research: length of longest valid parentheses

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
length of longest valid parentheses	0.32	0.1	1727	25	35
length	0.02	0.3	509	49	6
of	0.02	0.1	9764	26	2
longest	1.39	0.1	1064	11	7
valid	0.64	0.7	1213	89	5
parentheses	0.73	0.8	327	72	11

Keyword	CPC	PCC	Volume	Score
length of longest valid parentheses	1.85	0.5	2044	26