| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [modal v] [verb] [art] | 3454 |
|
| 2 | [modal v] [verb] at [art] | 1574 |
|
| 3 | [Wh det] [verb] at [art] | 448 |
|
| 4 | [Wh det] [modal v] [verb] at | 104 |
|
| 5 | [Wh det] [modal v] at [art] | 6 |
|
