| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [vb past] [prep] | 19880 |
|
| 2 | [vb past] [prep] work | 430 |
|
| 3 | i [vb past] work | 41 |
|
| 4 | i [prep] work | 15 |
|
