| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] be [vb mod] [be] | 7 |
|
| 2 | to be [vb mod] [be] | 6 |
|
| 3 | to [be] [vb mod] [be] | 6 |
|
| 4 | to be [modal v] [be] | 6 |
|
