| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [vb past] [prep] [pos pn] | 576 |
|
| 2 | [vb past] [prep] [pos pn] first | 172 |
|
| 3 | who [vb past] [pos pn] first | 52 |
|
| 4 | who [vb past] [prep] first | 8 |
|
