| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] what [verb] been [prep] | 9 |
|
| 2 | [prep] what have been [prep] | 9 |
|
| 3 | [prep] what [verb] been [prep] | 9 |
|
| 4 | of what [verb] been [prep] | 5 |
|
| 5 | of what [verb] been [prep] | 5 |
|
| 6 | [prep] what [vb past] been [prep] | 5 |
|
| 7 | [prep] what had been [prep] | 5 |
|
