what are word boundaries in regex

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what are word boundaries in regex	1.67	0.7	8951	49	33
what	0.49	0.3	3091	58	4
are	0.21	0.4	1589	78	3
word	0.52	0.7	1955	84	4
boundaries	1.71	0.1	6957	90	10
in	1.27	0.2	4421	86	2
regex	1.81	0.1	1831	43	5

Keyword	CPC	PCC	Volume	Score
what are word boundaries in regex	0.68	0.5	5279	29
regex with word boundaries	1.66	0.1	9362	61
word boundary regex javascript	0.55	0.4	5220	85
php regex what is a word boundary	1.87	0.4	7000	27
word boundary in regex python	0.75	1	6868	30
java regex word boundary	1.55	0.1	5875	22
non word boundary regex	1.63	0.9	1861	41
regex match word boundary	0.67	0.7	5687	23
regular expression word boundary	0.53	0.3	1450	76
mysql regexp word boundary	0.94	1	7934	9
perl regex word boundary	1.16	0.3	1584	44
ruby regex word boundary	1.72	0.9	8737	10
what are word boundaries	1.64	0.2	9764	6
what are boundaries in english	0.58	0.5	6621	65
is boundaries a word	1.72	0.7	181	47
page boundary in word	0.08	1	8464	48
regex group of words	1.84	0.5	6781	13
regex set of words	0.98	0.6	2583	62