| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] [verb] been at | 74 |
|
| 2 | [Wh pn] have been at | 74 |
|
| 3 | who [verb] been at | 72 |
|
| 4 | [Wh pn] [vb past] been at | 49 |
|
| 5 | [Wh pn] had been at | 46 |
|
| 6 | [Wh pn] [vb -s] been at | 19 |
|
| 7 | [Wh pn] has been at | 17 |
|
| 8 | [Wh pn] [vb base] been at | 6 |
|
| 9 | [Wh pn] have been at | 6 |
|
