| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | this [modal v] [verb] [art] | 1963 |
|
| 2 | [modal v] [verb] at [art] | 1574 |
|
| 3 | this [verb] at [art] | 54 |
|
| 4 | this [modal v] [verb] at | 31 |
|
