| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| delivery failed returning message to sender | 0.47 | 0.5 | 2524 | 1 |
| mail delivery failed returning message | 0.96 | 1 | 4977 | 8 |
| email delivery failed message | 1.13 | 0.1 | 8420 | 32 |
| failed to deliver message | 0.33 | 0.2 | 2299 | 1 |
| mail delivery to following recipients failed | 0.36 | 0.4 | 5957 | 27 |
| message failed to send | 0.26 | 0.6 | 6513 | 59 |
| error sending message for delivery | 1.05 | 0.7 | 9475 | 10 |
| delivery has failed to these recipients | 1.46 | 0.9 | 6308 | 59 |
| failed to send message response | 1.03 | 0.5 | 1374 | 42 |
| how to fix message failed to send | 1.59 | 0.3 | 8694 | 51 |
| delivery failed text message | 1.28 | 0.5 | 3251 | 82 |
| text message failed to deliver | 0.37 | 0.1 | 8482 | 58 |
| delivery to the following recipients failed | 1.19 | 0.2 | 6406 | 1 |
| send mail failed to send message | 0.98 | 0.8 | 704 | 56 |
| email delivery failure message | 1.99 | 0.9 | 4342 | 95 |
| return to sender not deliverable as addressed | 1.76 | 0.6 | 941 | 45 |
| email delivery failed permanently | 1.1 | 0.3 | 3610 | 75 |
| failed 2 retries sending error response | 1.99 | 0.9 | 5796 | 43 |
| delivery_failed | 0.23 | 0.4 | 7621 | 15 |
