| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] used to | 2564 |
|
| 2 | [no cls] [pron] used | 326 |
|
| 3 | [no cls] [pron] to | 17 |
|
| 4 | [no cls] used to | 9 |
|
