| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [adj] [to-vb] [prep] | 2108 |
|
| 2 | to [be] [adj] [to-vb] [prep] | 637 |
|
| 3 | [modal v] to [be] [adj] [to-vb] | 170 |
|
| 4 | [modal v] to [be] [adj] [prep] | 142 |
|
