| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must be [vb pp] [prep] [adj] | 971 |
|
| 2 | [vb mod] be [vb pp] [prep] all | 653 |
|
| 3 | [modal v] be [vb pp] [prep] all | 653 |
|
| 4 | must be [vb pp] [prep] [det] | 404 |
|
| 5 | must be [verb] [prep] all | 90 |
|
| 6 | must [be] [vb pp] [prep] all | 86 |
|
| 7 | must be [vb pp] [prep] all | 86 |
|
| 8 | must be [vb pp] [prep] all | 86 |
|
| 9 | must be [vb pp] [prep] all | 86 |
|
| 10 | must be [vb pp] [prep] all | 86 |
|
| 11 | must [be] [vb pp] [prep] all | 86 |
|
