| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and ensure [that] they be [verb] | 6 |
|
| 2 | and ensure [that] they [be] [verb] | 6 |
|
| 3 | and ensure [that] they are [verb] | 6 |
|
| 4 | and ensure [that] they [am/are] [verb] | 6 |
|
