| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [Wh det] [pers pn] [modal v] [vb infin] | 2963 |
|
| 2 | [prep] [Wh det] case [pers pn] [modal v] | 194 |
|
| 3 | [Wh det] case [pers pn] [modal v] [vb infin] | 94 |
|
| 4 | [prep] case [pers pn] [modal v] [vb infin] | 60 |
|
