Keyword Analysis & Research: why is catch 22 called catch 22

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why is catch 22 called catch 22	0.07	1	4013	15	31
why	0.91	0.4	1546	73	3
is	0.87	0.1	5902	98	2
catch	1.75	0.8	749	4	5
22	1	0.1	1391	61	2
called	0.69	0.8	8163	51	6
catch	0.08	1	5276	14	5
22	0.98	0.5	3652	33	2

Keyword	CPC	PCC	Volume	Score
why is catch 22 called catch 22	1.25	0.4	4377	78