Keyword Analysis & Research: difference between a np and md

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
difference between a np and md	0.2	0.3	8007	52	30
difference	0.83	0.5	4811	33	10
between	1.62	0.2	4826	34	7
a	1.33	0.6	1393	31	1
np	1.49	0.1	2414	97	2
and	0.96	0.2	473	14	3
md	1.51	0.7	4835	86	2

Keyword	CPC	PCC	Volume	Score
difference between a np and md	1.25	0.5	2355	93
what is the difference between md and np	0.96	0.6	2948	27
difference between md pa and np	0.37	0.2	7988	29