| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to be [vb pp] [conj] [vb past] | 575 |
|
| 2 | be [vb pp] [conj] [vb past] [conj] | 329 |
|
| 3 | to be [vb pp] [conj] [conj] | 147 |
|
