Keyword Analysis & Research: 9x9 sudoku extremely hard sudoku for expert

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
9x9 sudoku extremely hard sudoku for expert	0.15	1	2143	78	43
9x9	0.26	0.8	8876	17	3
sudoku	1.24	0.6	6306	39	6
extremely	0.94	0.3	1770	57	9
hard	1.35	0.7	3187	66	4
sudoku	1.32	0.4	9856	18	6
for	1.85	0.7	545	82	3
expert	1.62	0.1	4154	23	6

Keyword	CPC	PCC	Volume	Score
9x9 sudoku extremely hard sudoku for expert	0.35	0.3	8603	38