calculate frequency of characters in a string

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
calculate frequency of characters in a string	1.56	0.8	6332	21	45
calculate	1.93	0.3	4666	16	9
frequency	1.01	0.5	8905	65	9
of	1.31	0.3	5877	60	2
characters	1.97	0.6	1806	53	10
in	0.12	0.1	16	99	2
a	0.35	0.8	2018	76	1
string	0.06	0.2	2403	15	6

Keyword	CPC	PCC	Volume	Score
calculate frequency of characters in a string	0.72	0.9	6103	40
frequency of characters in a string	0.26	0.4	325	48
count frequency of characters in a string	1.62	0.5	509	49
find the frequency of characters	1.13	0.4	2035	26
frequency of a char in the string	0.86	0.1	63	29
find frequency of character in string java	0.26	0.4	7410	57
frequency of a string formula	1.54	0.6	7798	30
frequency in a string	1.97	0.1	9246	13
equation for frequency of a string	0.94	0.4	3477	11
java frequency of characters in string	1.35	0.5	7841	52
max frequency of character in string	1.97	0.6	3995	56
the character frequency count of the string	0.93	1	464	73
find frequency of each element in string	1.78	0.6	8867	83
find highest frequency character in a string	1.44	1	2622	91