| Similarity | Rank | |
|---|---|---|
| telephony | 0.882 | 28130 |
| network-based | 0.873 | 98471 |
| IPTV | 0.852 | 42631 |
| VoIP | 0.841 | 13975 |
| software-based | 0.837 | 84567 |
| trunking | 0.828 | 85801 |
| backhaul | 0.817 | 68321 |
| Ethernet | 0.815 | 14958 |
| cloud-based | 0.812 | 23107 |
| Telephony | 0.802 | 74891 |
| VOIP | 0.802 | 38302 |
| Cloud-based | 0.802 | 93583 |
| WLAN | 0.801 | 52152 |
| enterprise-class | 0.801 | 72347 |
| PBX | 0.791 | 33153 |
| server-based | 0.790 | 97533 |
| PSTN | 0.789 | 70140 |
| enterprise-level | 0.781 | 90794 |
| videoconferencing | 0.779 | 53227 |
| wireless | 0.779 | 3977 |
| virtualized | 0.778 | 42647 |
| interoperable | 0.778 | 50194 |
| Mitel | 0.777 | 89951 |
| middleware | 0.776 | 44330 |
| web-enabled | 0.776 | 89579 |