| Similarity | Rank | |
|---|---|---|
| investigation | 0.683 | 1818 |
| further_research | 0.647 | 34914 |
| an_investigation | 0.646 | 23537 |
| further_analysis | 0.642 | 87877 |
| investigation_of | 0.612 | 6492 |
| additional_research | 0.600 | 79444 |
| these_investigation | 0.593 | 85219 |
| our_investigation | 0.590 | 59266 |
| investigation_into | 0.587 | 14738 |
| further_research_be | 0.587 | 82591 |
| further_study | 0.582 | 21282 |
| an_investigation_of | 0.569 | 41598 |
| further_test | 0.565 | 97039 |
| investigate | 0.558 | 1929 |
| an_investigation_into | 0.545 | 43766 |
| their_investigation | 0.541 | 52812 |
| be_investigate | 0.520 | 4898 |
| additional_study | 0.516 | 96913 |
| new_evidence | 0.511 | 50306 |
| future_research | 0.503 | 37698 |
| Investigation | 0.500 | 27698 |
| these_finding | 0.496 | 19286 |
| an_investigation_by | 0.487 | 99721 |
| this_finding | 0.484 | 29047 |
| further_action | 0.483 | 93815 |