Keyword Analysis & Research: why is it called a desert

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why is it called a desert	0.26	0.5	3724	30	25
why	0.55	0.7	5044	31	3
is	1.78	0.4	8012	74	2
it	1.11	0.4	2582	57	2
called	1.43	0.6	3104	40	6
a	0.6	0.8	3039	37	1
desert	0.3	0.6	6848	99	6

Keyword	CPC	PCC	Volume	Score
why is it called a desert	2	0.4	1490	52