| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] in a | 776 |
|
| 2 | who have been [verb] in | 265 |
|
| 3 | who have been [verb] a | 80 |
|
| 4 | who have [verb] in a | 29 |
|
| 5 | who have been in a | 22 |
|
