| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of which have been [verb] from | 7 |
|
| 2 | [prep] which have been [vb pp] from | 7 |
|
| 3 | of which have been [verb] from | 7 |
|
| 4 | [prep] which have been [verb] from | 7 |
|
| 5 | [prep] which have been [verb] from | 7 |
|
