| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| unable to connect to smtp host | 1.74 | 0.1 | 3776 | 27 |
| unable to connect to the smtp server | 1.92 | 0.1 | 8410 | 61 |
| smtp error: could not connect to smtp host | 0.58 | 0.7 | 7646 | 75 |
| unable to connect to outgoing smtp server | 0.51 | 1 | 9797 | 18 |
| cannot connect to the smtp server | 1.49 | 0.6 | 8587 | 48 |
| unable to connect to remote server smtp | 0.65 | 0.8 | 1473 | 92 |
| failed to connect to smtp server | 0.55 | 0.3 | 2518 | 1 |
| smtp error failed to connect to server | 0.2 | 0.4 | 2137 | 99 |
| could not connect to smtp host response -1 | 1.08 | 1 | 6173 | 32 |
| unable to establish smtp connection | 0.98 | 1 | 4105 | 4 |
| could not connect to smtp | 1.88 | 0.4 | 1362 | 72 |
| smtp failed to connect to mail server | 0.87 | 0.3 | 2033 | 86 |
| cannot connect to outgoing smtp server | 0.54 | 0.2 | 9780 | 100 |
| error connecting to smtp server | 0.79 | 0.1 | 3002 | 5 |
| smtp server can't connect to mail server | 0.7 | 0.1 | 2681 | 11 |
| smtp server not connected | 1.5 | 0.3 | 5274 | 21 |
| connection to smtp server failed | 1.4 | 0.8 | 8955 | 77 |
| smtp server connection error | 1.97 | 0.8 | 7191 | 45 |
