| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [to-vb] be [vb pp] to be | 6 |
|
| 2 | [verb] [verb] been [vb pp] to be | 5 |
|
| 3 | [verb] have be [vb pp] to be | 5 |
|
| 4 | [verb] [verb] is [vb pp] to be | 5 |
|
