| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which have been [verb] [prep] this | 29 |
|
| 2 | which have been [verb] [prep] this | 29 |
|
| 3 | which have been [vb pp] [prep] this | 28 |
|
| 4 | which have been [verb] in this | 17 |
|
| 5 | which has been [verb] [prep] this | 16 |
|
| 6 | which have been [verb] [prep] this | 13 |
|
