| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which have [vb pp] at | 71 |
|
| 2 | [Wh det] had [vb pp] at | 65 |
|
| 3 | what have [vb pp] at | 32 |
|
| 4 | [Wh det] have happened at | 31 |
|
| 5 | [Wh det] has [vb pp] at | 20 |
|
| 6 | [Wh det] have [vb pp] at | 17 |
|
| 7 | [Wh det] have looked at | 7 |
|
| 8 | [Wh det] have stood at | 7 |
|
| 9 | [Wh det] have opened at | 5 |
|
