| Similarity | Rank | |
|---|---|---|
| investigation_into | 0.846 | 14738 |
| an_investigation_of | 0.808 | 41598 |
| investigation | 0.786 | 1818 |
| investigate | 0.734 | 1929 |
| an_investigation_into | 0.723 | 43766 |
| Investigation_of | 0.701 | 82787 |
| be_investigate | 0.680 | 4898 |
| inquiry_into | 0.678 | 32183 |
| to_investigate | 0.662 | 4929 |
| an_investigation | 0.640 | 23537 |
| our_investigation | 0.638 | 59266 |
| Investigation | 0.634 | 27698 |
| these_investigation | 0.627 | 85219 |
| probe_into | 0.623 | 73447 |
| investigate_by | 0.620 | 77522 |
| analysis_of | 0.619 | 1723 |
| further_investigation | 0.612 | 43649 |
| will_investigate | 0.605 | 43741 |
| their_investigation | 0.604 | 52812 |
| characterization_of | 0.598 | 10319 |
| examination_of | 0.596 | 7979 |
| use_to_investigate | 0.585 | 85907 |
| elucidation_of | 0.574 | 87978 |
| exploration_of | 0.568 | 8895 |
| comparative_analysis_of | 0.563 | 66872 |