| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] 's [v-ing] [pron] back | 15 |
|
| 2 | [pers pn] 's [v-ing] [pron] back | 10 |
|
| 3 | it 's [v-ing] [pron] back | 5 |
|
| 4 | it 's [v-ing] [pron] back | 5 |
|
| 5 | 's [v-ing] [verb] [pron] back | 6 |
|
| 6 | 's [v-ing] [to-vb] [pron] back | 6 |
|
