| Similarity | Rank | |
|---|---|---|
| the_main_challenge | 0.693 | 52376 |
| the_big_challenge | 0.687 | 19695 |
| challenge | 0.653 | 222 |
| big_challenge | 0.648 | 46944 |
| the_major_challenge | 0.628 | 66525 |
| major_challenge | 0.620 | 94021 |
| the_great_challenge | 0.612 | 32862 |
| many_challenge | 0.607 | 34197 |
| great_challenge | 0.607 | 59535 |
| the_next_challenge | 0.588 | 87799 |
| another_problem | 0.575 | 52607 |
| a_new_challenge | 0.573 | 76110 |
| various_challenge | 0.557 | 99907 |
| new_challenge | 0.555 | 18398 |
| face_many_challenge | 0.555 | 78198 |
| the_main_problem | 0.550 | 46787 |
| the_big_problem | 0.546 | 25566 |
| challenge_associate_with | 0.535 | 61107 |
| challenge_relate_to | 0.534 | 80453 |
| another_issue | 0.532 | 27258 |
| specific_challenge | 0.519 | 92340 |
| a_dilemma | 0.517 | 51780 |
| these_challenge | 0.515 | 16957 |
| the_key_challenge | 0.511 | 74955 |
| current_challenge | 0.508 | 50315 |