| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [be] [adj] [noun] | 496 |
|
| 2 | [be] for [adj] [noun] | 150 |
|
| 3 | must [be] for [noun] | 20 |
|
| 4 | must [be] for [adj] | 10 |
|
