| Similarity | Rank | |
|---|---|---|
| VoIP | 0.833 | 13975 |
| VOIP | 0.809 | 38302 |
| Mitel | 0.798 | 89951 |
| PBX | 0.794 | 33153 |
| Vonage | 0.779 | 66190 |
| DocuSign | 0.762 | 88983 |
| Lync | 0.757 | 52221 |
| IVR | 0.754 | 50142 |
| Voicemail | 0.750 | 85444 |
| Telephony | 0.747 | 74891 |
| NetSuite | 0.743 | 84800 |
| Cloud-based | 0.743 | 93583 |
| telephony | 0.739 | 28130 |
| cloud-based | 0.739 | 23107 |
| Polycom | 0.728 | 77376 |
| ActiveSync | 0.726 | 95218 |
| Reseller | 0.725 | 48378 |
| iPage | 0.725 | 97589 |
| SaaS | 0.722 | 20296 |
| Conferencing | 0.720 | 59393 |
| Messaging | 0.716 | 33969 |
| 0.714 | 89494 | |
| Skype's | 0.714 | 99490 |
| Aweber | 0.714 | 77737 |
| Avaya | 0.711 | 52110 |