| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] to a | 1536 |
|
| 2 | [Wh det] [modal v] [verb] to | 1162 |
|
| 3 | [Wh det] [modal v] [verb] a | 904 |
|
| 4 | [Wh det] [verb] to a | 344 |
|
