| Similarity | Rank | |
|---|---|---|
| Dive | 0.884 | 22291 |
| Scuba | 0.870 | 30810 |
| Diving | 0.869 | 23120 |
| Diver | 0.823 | 37391 |
| divers | 0.818 | 14035 |
| Snorkel | 0.807 | 86996 |
| snorkelers | 0.778 | 91250 |
| Snorkeling | 0.771 | 65900 |
| PADI | 0.769 | 32276 |
| Divemaster | 0.768 | 99925 |
| dive | 0.765 | 6104 |
| Reef | 0.758 | 17058 |
| Charters | 0.751 | 38332 |
| SCUBA | 0.751 | 62864 |
| liveaboard | 0.744 | 97949 |
| Sportfishing | 0.737 | 99357 |
| diving | 0.736 | 6504 |
| Swimmers | 0.732 | 78538 |
| Saltwater | 0.731 | 63646 |
| Anglers | 0.730 | 39054 |
| scuba | 0.730 | 15689 |
| Boats | 0.729 | 30484 |
| Reefs | 0.725 | 83850 |
| Kayaks | 0.724 | 83294 |
| diver | 0.724 | 22641 |