Keyword Analysis & Research: what does bc mean in text

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what does bc mean in text	0.12	1	1822	37	25
what	1.56	0.8	3624	72	4
does	1.95	0.1	5719	86	4
bc	0.24	0.3	5397	84	2
mean	1.1	0.5	9937	51	4
in	1.39	0.2	9999	44	2
text	1.67	0.9	9012	26	4

Keyword	CPC	PCC	Volume	Score
what does bc mean in text	0.77	0.9	989	14