| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] [prep] a | 5419 |
|
| 2 | who have been [verb] [prep] | 1558 |
|
| 3 | who have [verb] [prep] a | 208 |
|
| 4 | who have been [verb] a | 80 |
|
| 5 | who have been [prep] a | 43 |
|
