| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [vb mod] [verb] back to [v-ing] | 14 |
|
| 2 | [pers pn] [vb mod] [vb infin] back to [verb] | 14 |
|
| 3 | [pers pn] [vb mod] [verb] back to [verb] | 14 |
|
| 4 | [pers pn] [vb mod] go back to [verb] | 9 |
|
| 5 | [pers pn] [vb mod] go back to [verb] | 9 |
|
| 6 | i [vb mod] [verb] back to [verb] | 6 |
|
