| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] to [adj] [noun sg] | 466 |
|
| 2 | must be [vb pp] to [noun sg] | 36 |
|
| 3 | must be [vb pp] to [adj] | 32 |
|
| 4 | must be [vb pp] [adj] [noun sg] | 29 |
|
