| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] is [to-vb] that [art] | 18 |
|
| 2 | [noun pl] is [to-vb] [that] the | 14 |
|
| 3 | [noun pl] is to ensure [that] [art] | 10 |
|
