proper use of double parentheses

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
proper use of double parentheses	0.75	1	7507	18	32
proper	0.65	0.4	2053	89	6
use	0.3	1	1326	44	3
of	1.43	0.3	9061	58	2
double	0.64	0.1	4341	24	6
parentheses	1.43	0.2	8147	63	11

Keyword	CPC	PCC	Volume	Score
proper use of double parentheses	0.91	0.9	8624	99
how to use double parentheses in sentence	0.18	0.4	7406	21
double parentheses in math	0.86	0.3	2426	48
single parentheses vs double parentheses	1.18	0.9	6064	77
what does double parentheses mean	1.09	1	2239	57
single or double parentheses	1.41	0.1	4463	92
proper use of parentheses	0.95	0.4	6544	21
single parentheses vs double	0.78	0.3	3334	70
double parentheses or brackets	1.12	0.6	1017	91
when to use different parentheses	0.93	0.2	4697	72
correct use of parentheses	0.47	0.9	919	41
how to properly use parentheses	0.02	0.2	8189	28
how to correctly use parentheses	0.51	1	3846	89