| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] and [verb] | 11346 |
|
| 2 | back and [verb] | 1949 |
|
| 3 | [v-ing] back and | 279 |
|
| 4 | [v-ing] back [verb] | 223 |
|
