| Similarity | Rank | |
|---|---|---|
| be_a_tough | 0.746 | 36164 |
| be_tough | 0.677 | 11759 |
| it_be_tough | 0.647 | 29779 |
| a_difficult | 0.633 | 12053 |
| a_tough | 0.622 | 26323 |
| it_be_a_long | 0.582 | 52581 |
| tough | 0.579 | 4367 |
| it_be_quite_a | 0.574 | 39559 |
| a_tricky | 0.567 | 79167 |
| it_be_not_easy | 0.563 | 29647 |
| it_be_hard_work | 0.548 | 99538 |
| it_be_a_big | 0.547 | 33669 |
| grueling | 0.532 | 94119 |
| it_be_an_interesting | 0.531 | 98300 |
| be_very_difficult | 0.519 | 37607 |
| difficult | 0.510 | 2515 |
| very_difficult | 0.509 | 34974 |
| it_be_a_great | 0.508 | 14938 |
| be_not_easy | 0.508 | 17254 |
| be_the_most_difficult | 0.507 | 91080 |
| it_be_hard | 0.505 | 12868 |
| but_it_be_worth_it | 0.504 | 87876 |
| be_very_hard | 0.504 | 91214 |
| be_a_challenging | 0.502 | 67849 |
| tricky | 0.497 | 23559 |