| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [pers pn] [verb] back on | 13 |
|
| 2 | if [pron] [verb] back on | 13 |
|
| 3 | if [pron] [vb base] back on | 9 |
|
| 4 | if [pron] look back on | 5 |
|
| 5 | if [pron] look back on | 5 |
|
