| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [verb] [prep] an | 2911 |
|
| 2 | [verb] [pn reflx] [prep] an | 465 |
|
| 3 | [was/were] [verb] [pn reflx] [prep] | 261 |
|
