remote server returned 554 4.3.2 mailbox busy

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
remote server returned 554 4.3.2 mailbox busy	1.28	0.6	6474	17	45
remote	1.9	0.4	6577	25	6
server	0.16	0.5	5635	54	6
returned	1.32	0.6	6877	75	8
554	0.13	0.2	312	54	3
4.3.2	0.94	0.7	6279	15	5
mailbox	0.51	0.9	7434	4	7
busy	0.9	0.3	2895	85	4

Keyword	CPC	PCC	Volume	Score
remote server returned 554 4.3.2 mailbox busy	0.94	0.6	5982	89
remote server returned 554 5.2.2 mailbox full	1.97	0.3	7552	82
email remote server returned 554 5.4.0	0.12	0.3	2873	61
remote server returned 554 4.2.4	1.65	0.6	6952	29
remote server returned 554 4.4.2	1.52	0.8	8906	21
554 5.2.2 mailbox full	0.38	0.5	4841	13
remote server returned 554 5.4.4	0.75	0.6	4309	19
remote server returned 554 5.1.2	0.3	0.9	1456	98
remote server returned 554 5.2.0	1.15	0.3	4315	58
remote server returned 554 5.4.0 exchange	0.51	0.2	4512	100
remote server returned 554 5.4.1	0.23	0.7	7930	47
error 554 5.2.2 mailbox full	0.33	0.6	5416	97
remote server returned 554 4.2.4 #4.2.4	1.01	0.3	5462	24
remote server returned 554 4.1.8	1.75	0.2	1499	65
remote server returned 554 4.4.1	1.1	0.7	2635	97
remote server returned 554 5.3.0	1.42	0.9	4571	40
remote server returned 554 5.4 0	0.18	0.1	5624	13
remote server returned 554 5.4.7	0.25	0.3	2223	39
remote server returned 554 4.4.7	1.79	0.5	2759	60
remote server returned 554	1.76	0.4	5993	76
remote server returned 554 5.6.0	1.81	1	1547	20
remote server returned 554 5.5.0	0.69	0.4	7420	17
554 5.0.0 service unavailable mailbox full	0.47	0.1	5094	75
mailbox is disabled 554.30	1.45	0.9	850	72