| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] at a | 270 |
|
| 2 | [modal v] [verb] them a | 219 |
|
| 3 | [modal v] [verb] them at | 105 |
|
| 4 | [verb] them at a | 73 |
|
