Keyword Analysis & Research: why is it called sleeping sickness

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why is it called sleeping sickness	1.3	0.7	7418	48	34
why	0.97	0.7	5478	66	3
is	0.45	0.3	8122	56	2
it	1.06	0.9	6410	5	2
called	1.27	0.2	6706	2	6
sleeping	0.3	0.9	9827	65	8
sickness	0.68	0.1	3618	25	8

Keyword	CPC	PCC	Volume	Score
why is it called sleeping sickness	0.26	1	390	1