use regex to replace text

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
use regex to replace text	0.44	0.8	7948	99	25
use	0.21	0.6	6863	98	3
regex	1.16	0.9	3234	23	5
to	1.59	1	5053	71	2
replace	1.38	0.1	5852	24	7
text	0.64	0.2	246	89	4

Keyword	CPC	PCC	Volume	Score
use regex to replace text	0.97	0.1	871	13
how to use regex replace	0.93	0.5	984	32
how to replace using regex	1.55	0.5	3211	1
regex to replace string	0.64	1	453	27
regular expression to replace text	1.85	0.5	8986	56
how to replace some string with regex	0.26	0.3	5260	13
regex to replace characters	0.8	0.7	4924	29
regex replace entire string	1.09	0.1	6865	88
how to use regexp_replace	0.18	1	6332	15
javascript replace using regex	0.13	1	5882	8
regex replace in javascript	1.2	0.5	2699	2
regex replace in excel	0.38	1	4114	37
javascript replace string using regex	0.39	0.2	9621	90
string.replace regex	1.8	1	4321	34
replace string using regexp	0.45	0.2	9217	1