| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb base] back to | 495 |
|
| 2 | then [pron] [vb base] to | 133 |
|
| 3 | then [pron] [vb base] back | 75 |
|
| 4 | then [vb base] back to | 50 |
|
