| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [noun] for | 314 |
|
| 2 | [vb mod] [be] [noun] for | 314 |
|
| 3 | must [be] [noun] [prep] | 174 |
|
| 4 | must [be] [noun] [prep] | 174 |
|
| 5 | must [be] [noun] for | 28 |
|
| 6 | must [be] [noun] for | 28 |
|
