| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [verb] [prep] an | 2911 |
|
| 2 | [verb] [pers pn] [prep] an | 2049 |
|
| 3 | [was/were] [verb] [pers pn] [prep] | 1238 |
|
| 4 | [was/were] [verb] [pers pn] an | 10 |
|
