| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] have been [verb] [prep] | 604 |
|
| 2 | [prep] [Wh det] have been [verb] | 93 |
|
| 3 | [prep] [Wh det] have [verb] [prep] | 26 |
|
| 4 | [prep] have been [verb] [prep] | 13 |
|
