| Similarity | Rank | |
|---|---|---|
| if_need | 0.876 | 8101 |
| when_necessary | 0.816 | 15198 |
| if_require | 0.812 | 15317 |
| if_necessary_) | 0.777 | 70063 |
| where_necessary | 0.775 | 20740 |
| as_necessary | 0.762 | 12488 |
| if_appropriate | 0.734 | 33500 |
| when_appropriate | 0.678 | 27857 |
| if_request | 0.663 | 44392 |
| where_appropriate | 0.658 | 13733 |
| any_necessary | 0.655 | 77666 |
| as_appropriate | 0.651 | 11431 |
| if_desire | 0.631 | 20726 |
| if_possible | 0.602 | 7173 |
| may_be_necessary | 0.592 | 44494 |
| if_available | 0.579 | 31638 |
| as_needed | 0.574 | 85522 |
| as_a_last_resort | 0.552 | 61874 |
| may_be_require | 0.551 | 13902 |
| when_possible | 0.547 | 20080 |
| upon_request | 0.545 | 17938 |
| where_possible | 0.542 | 10961 |
| in_such_case | 0.542 | 14971 |
| may_need_to_be | 0.535 | 54992 |
| if_you_wish | 0.531 | 24722 |