| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] have been [prep] | 5149 |
|
| 2 | which [pron] have been | 870 |
|
| 3 | which have been [prep] | 225 |
|
| 4 | which [pron] have [prep] | 145 |
|
