| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [conj] [verb] [verb] | 294 |
|
| 2 | back [conj] [verb] [verb] | 66 |
|
| 3 | back [prep] [conj] [verb] | 61 |
|
| 4 | back [prep] [verb] [verb] | 14 |
|
