| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] it must be [vb pp] to | 5 |
|
| 2 | it must [adv] be [vb pp] to | 5 |
|
| 3 | it must be [vb pp] [adj] to | 5 |
|
| 4 | it must be [vb pp] to [art] | 18 |
|
| 5 | it must be [vb pp] to [art] | 18 |
|
| 6 | it must be [vb pp] to the | 16 |
|
| 7 | it must be [vb pp] to the | 16 |
|
| 8 | it must be [vb pp] to [noun] | 6 |
|
| 9 | it must be [vb pp] to [noun sg] | 6 |
|
