| Similarity | Rank | |
|---|---|---|
| an_ongoing | 0.859 | 15773 |
| on-going | 0.724 | 14602 |
| a_continuing | 0.718 | 92282 |
| ongoing | 0.718 | 2642 |
| a_continuous | 0.599 | 20626 |
| a_long-term | 0.593 | 19388 |
| a_year-long | 0.590 | 88272 |
| continuing | 0.588 | 24319 |
| a_systematic | 0.546 | 42443 |
| continual | 0.536 | 27226 |
| a_permanent | 0.531 | 13989 |
| a_long-standing | 0.529 | 81142 |
| a_sustained | 0.516 | 62740 |
| a_recur | 0.516 | 95042 |
| an_evolve | 0.514 | 60942 |
| a_three-year | 0.514 | 50380 |
| a_significant | 0.514 | 8683 |
| a_large-scale | 0.513 | 37735 |
| periodic | 0.509 | 15815 |
| a_substantial | 0.504 | 22183 |
| an_extensive | 0.503 | 17956 |
| year-long | 0.502 | 70314 |
| a_perpetual | 0.502 | 84280 |
| a_two-year | 0.500 | 46024 |
| a_constant | 0.499 | 21038 |