| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [Wh det] [vb mod] | 3221 |
|
| 2 | [prep] [Wh det] [vb mod] | 3221 |
|
| 3 | on [pron] [vb mod] | 385 |
|
| 4 | on [Wh det] [vb mod] | 175 |
|
| 5 | on [Wh det] [modal v] | 175 |
|
