| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [vb pp] have [verb] | 690 |
|
| 2 | was [vb pp] [verb] to | 411 |
|
| 3 | [vb pp] have [verb] to | 167 |
|
| 4 | was have [verb] to | 9 |
|
