chang et al. 2001

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
chang et al. 2001	0.62	0.3	6608	3	17
chang	0.31	0.2	1480	65	5
et	0.5	1	4264	7	2
al.	1.95	0.8	8304	56	3
2001	0.47	0.4	5597	42	4

Keyword	CPC	PCC	Volume	Score
chang et al. 2001	0.25	0.6	6716	26
chang et al. 2019	1.33	0.2	263	93
chang et al. 2015	0.74	0.2	8269	54
chang et al. 2016	0.85	0.6	214	12
chang et al. 2014	1.52	0.4	9841	69
chang et al. 2017	0.6	0.7	394	41
chang et al. 2013	0.18	0.1	8730	12
chang et al. 2011	1.64	0.1	2000	67
chang et al. 2010	1.41	0.5	1926	46
chang et al. 2000	0.21	0.9	7867	48
chang et al. 2018	1.08	0.8	8174	17
chang et al. 2012	0.97	0.7	3606	35
chang et al. 2012 research article	0.98	0.3	4154	82
chang et al. 2002	0.11	0.5	7013	5
chang et al. 2004	0.91	0.8	4124	44