| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of [Wh det] had be do [prep] | 5 |
|
| 2 | of [Wh det] [vb past] been do [prep] | 5 |
|
| 3 | of [Wh det] [vb past] be done [prep] | 5 |
|
| 4 | of [Wh det] [vb past] be do to | 5 |
|
