| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] [prep] | 11322 |
|
| 2 | been [verb] [prep] an | 1101 |
|
| 3 | have [verb] [prep] an | 169 |
|
| 4 | have been [verb] an | 37 |
|
| 5 | have been [prep] an | 11 |
|
