| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who have [vb pp] at | 153 |
|
| 2 | [Wh pn] had [vb pp] at | 90 |
|
| 3 | [Wh pn] have [vb pp] at | 24 |
|
| 4 | [Wh pn] has [vb pp] at | 23 |
|
| 5 | [Wh pn] have died at | 15 |
|
| 6 | [Wh pn] have worked at | 11 |
|
| 7 | [Wh pn] 'd [vb pp] at | 10 |
|
| 8 | [Wh pn] have looked at | 10 |
|
| 9 | [Wh pn] have arrived at | 6 |
|
| 10 | [Wh pn] have taught at | 5 |
|
| 11 | [Wh pn] have suffered at | 5 |
|
| 12 | [Wh pn] 's [vb pp] at | 5 |
|
