| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] must [be] [adj] | 462 |
|
| 2 | [noun pl] [vb pp] [be] [adj] | 253 |
|
| 3 | [noun pl] [vb pp] must [be] | 28 |
|
| 4 | [vb pp] must [be] [adj] | 27 |
|
