| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] to be do | 45 |
|
| 2 | be seen to be do | 36 |
|
| 3 | be [vb pp] to be done | 24 |
|
| 4 | be [vb pp] to be doing | 21 |
|
