| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] [to-vb] [be] [art] | 137 |
|
| 2 | be [vb pp] [to-vb] [art] first | 57 |
|
| 3 | [vb pp] [to-vb] [be] [art] first | 9 |
|
