Keyword Analysis & Research: how do i password protect a pdf doc

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
how do i password protect a pdf doc	1.2	0.1	4208	43	35
how	1.9	0.4	3312	3	3
do	0.63	0.1	3548	89	2
i	0.96	0.7	8530	87	1
password	1.09	0.1	5777	72	8
protect	0.88	0.3	9778	68	7
a	1.99	0.5	3562	12	1
pdf	1.87	0.6	3424	27	3
doc	0.93	0.6	2146	41	3

Keyword	CPC	PCC	Volume	Score
how do i password protect a pdf doc	0.85	0.2	9230	58