Keyword Analysis & Research: what does the rs stand for

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what does the rs stand for	0.87	0.3	9295	86	26
what	1.58	0.7	1839	89	4
does	0.15	0.1	3624	95	4
the	0.52	0.5	8105	45	3
rs	1.64	0.4	2250	2	2
stand	0.44	0.4	8820	82	5
for	1.24	0.8	2633	41	3

Keyword	CPC	PCC	Volume	Score
what does the rs stand for	1.49	0.1	6144	33