| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [to-vb] a | 2679 |
|
| 2 | [pron] at a | 772 |
|
| 3 | [to-vb] at a | 619 |
|
| 4 | [pron] [to-vb] at | 605 |
|
