| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] [prep] an | 10286 |
|
| 2 | be [verb] [pron] [prep] | 5036 |
|
| 3 | [verb] [pron] [prep] an | 2679 |
|
| 4 | be [pron] [prep] an | 158 |
|
| 5 | be [verb] [pron] an | 47 |
|
