| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to [be] [vb pp] [art] | 1101 |
|
| 2 | to [be] [vb pp] [det] | 454 |
|
| 3 | [be] [vb pp] [art] [det] | 439 |
|
| 4 | to [be] [art] [det] | 257 |
|
