| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we [vb past] [prep] | 8760 |
|
| 2 | [vb past] [be] [prep] | 4611 |
|
| 3 | we [be] [prep] | 3328 |
|
| 4 | we [vb past] [be] | 921 |
|
