| Similarity | Rank | |
|---|---|---|
| the_role_of | 0.750 | 806 |
| the_important_role_of | 0.738 | 74074 |
| the_important_role | 0.658 | 91130 |
| role_of | 0.655 | 5827 |
| and_their_role_in | 0.641 | 36544 |
| the_potential_role_of | 0.638 | 97488 |
| the_relationship_between | 0.623 | 3874 |
| the_involvement_of | 0.620 | 9647 |
| the_significance_of | 0.619 | 10598 |
| key_role | 0.617 | 74281 |
| their_role_in | 0.616 | 32942 |
| the_interplay_between | 0.614 | 45871 |
| contribution_of | 0.612 | 4669 |
| and_its_role_in | 0.601 | 32694 |
| its_role_in | 0.599 | 41608 |
| role_in | 0.598 | 3617 |
| contribution_make_by | 0.586 | 63310 |
| the_relevance_of | 0.584 | 12729 |
| the_importance_of | 0.579 | 2449 |
| its_role | 0.571 | 32217 |
| the_centrality_of | 0.571 | 58480 |
| interaction_between | 0.563 | 7311 |
| role | 0.560 | 935 |
| and_importance_of | 0.549 | 26226 |
| what_role | 0.548 | 40452 |