| Similarity | Rank | |
|---|---|---|
| investigate_the_effect_of | 0.844 | 92628 |
| study_the_impact_of | 0.838 | 70825 |
| examine_the_effect_of | 0.812 | 74758 |
| study_how | 0.693 | 22128 |
| examine_the_impact_of | 0.683 | 81076 |
| to_assess_the_impact_of | 0.664 | 94946 |
| evaluate_the_impact_of | 0.662 | 70133 |
| assess_the_impact_of | 0.652 | 46932 |
| the_effect_of | 0.649 | 1931 |
| test_the_hypothesis_that | 0.648 | 98157 |
| effect_of | 0.619 | 4061 |
| conduct_research_on | 0.610 | 37461 |
| conduct_study | 0.610 | 76793 |
| in_order_to_study | 0.609 | 78693 |
| and_their_effect_on | 0.608 | 47369 |
| :_effect_of | 0.603 | 58148 |
| explore_the_impact_of | 0.599 | 93570 |
| and_its_effect_on | 0.595 | 30031 |
| To_study | 0.593 | 46496 |
| measure_the_impact_of | 0.591 | 59792 |
| experimental_study | 0.586 | 73083 |
| study_examine | 0.585 | 53691 |
| the_present_study_be | 0.578 | 66195 |
| the_long-term_effect_of | 0.578 | 91823 |
| to_characterize | 0.575 | 21811 |