Keyword Analysis & Research: must be a non nullable value type

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
must be a non nullable value type	1.51	0.3	4768	7	33
must	1.64	0.6	6072	9	4
be	0.76	1	1529	20	2
a	0.64	0.2	8297	70	1
non	1.03	0.1	3812	36	3
nullable	1.26	0.8	6655	88	8
value	1.91	0.8	1454	75	5
type	0.14	0.9	7844	21	4

Keyword	CPC	PCC	Volume	Score
must be a non nullable value type	1.05	1	836	96