| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we must [verb] | 3400 |
|
| 2 | we must [vb infin] | 3397 |
|
| 3 | we [modal v] ensure | 172 |
|
| 4 | [pron] must ensure | 126 |
|
| 5 | [pers pn] must ensure | 121 |
|
| 6 | we must ensure | 75 |
|
| 7 | we must ensure | 75 |
|
