| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we [vb past] [verb] [prep] | 1359 |
|
| 2 | [vb past] [verb] back [prep] | 870 |
|
| 3 | we [verb] back [prep] | 560 |
|
| 4 | we [vb past] back [prep] | 277 |
|
| 5 | we [vb past] [verb] back | 46 |
|
