| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to be [vb pp] in [det] | 676 |
|
| 2 | to be [vb pp] in a | 652 |
|
| 3 | be [vb pp] in a [det] | 27 |
|
| 4 | to be [vb pp] a [det] | 12 |
|
