| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [modal v] [verb] | 82019 |
|
| 2 | [modal v] [verb] at | 5235 |
|
| 3 | i [verb] at | 2961 |
|
| 4 | i [modal v] at | 66 |
|
