phpmailer not sending mail to gmail

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
phpmailer not sending mail to gmail	1.62	0.9	7158	47	35
phpmailer	0.8	0.3	9094	98	9
not	1.62	0.6	9003	64	3
sending	1.8	0.9	6974	54	7
mail	1.28	0.8	7090	69	4
to	0.21	1	2340	56	2
gmail	0.99	0.1	7446	28	5

Keyword	CPC	PCC	Volume	Score
phpmailer not sending mail to gmail	0.87	0.8	7237	89
php mail function not sending to gmail	0.8	1	8853	81
phpmailer gmail not working	1.38	0.9	5895	61
smtp gmail not working phpmailer	1.6	0.7	9363	8
phpmailer gmail send email	0.1	0.4	6036	89
send gmail with phpmailer	0.34	1	3452	11
php mailer problem with gmail	1.37	0.2	5929	39
hmailserver cannot send mail to gmail	0.6	0.2	5339	54
using gmail with phpmailer	1.9	0.7	3516	82
php mail using gmail	0.86	0.2	6338	40
php send mail gmail	1.75	0.4	6250	29
phpmailer gmail stop working	0.95	0.2	2527	40
smtp connect failed phpmailer gmail	0.01	0.5	5003	12
phpmailer with gmail smtp	0.79	0.2	7859	99
php gmail send email	0.98	0.9	8887	69
send email from php using gmail	1.71	0.3	6071	6