| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [prep] an | 16678 |
|
| 2 | [vb pp] only [prep] | 2391 |
|
| 3 | only [prep] an | 248 |
|
| 4 | [vb pp] only an | 12 |
|
