| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we must [vb infin] [noun] | 249 |
|
| 2 | we must [not/n't] [vb infin] | 245 |
|
| 3 | must [not/n't] [vb infin] [noun] | 150 |
|
| 4 | we [not/n't] [vb infin] [noun] | 14 |
|
