| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [prep] a | 32941 |
|
| 2 | [vb past] [prep] [det] | 11403 |
|
| 3 | [prep] [det] a | 10879 |
|
| 4 | [vb past] [det] a | 915 |
|
