| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [vb past] [prep] | 19969 |
|
| 2 | i [be] [prep] | 6434 |
|
| 3 | [vb past] [be] [prep] | 4611 |
|
| 4 | i [vb past] [be] | 2941 |
|
