| Similarity | Rank | |
|---|---|---|
| the_first_ever | 0.692 | 14860 |
| the_very_first | 0.680 | 11485 |
| first_real | 0.666 | 72760 |
| the_first-ever | 0.640 | 26995 |
| the_first_major | 0.622 | 49516 |
| first_ever | 0.613 | 52002 |
| an_unofficial | 0.610 | 76453 |
| an_official | 0.604 | 9396 |
| first | 0.598 | 78 |
| unofficial | 0.591 | 19765 |
| as_an_official | 0.590 | 74204 |
| be_first_ever | 0.589 | 72612 |
| Official | 0.581 | 9739 |
| its_first | 0.575 | 10804 |
| the_long-awaited | 0.571 | 63847 |
| the_long_await | 0.564 | 79809 |
| first-ever | 0.560 | 48061 |
| highly_anticipate | 0.558 | 52358 |
| first_American | 0.551 | 79780 |
| official | 0.549 | 778 |
| our_very_first | 0.546 | 90421 |
| very_first | 0.544 | 48013 |
| our_first | 0.538 | 5885 |
| be_the_first_major | 0.531 | 89260 |
| officially | 0.529 | 7542 |