| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [vb pp] [prep] | 49364 |
|
| 2 | who have [vb pp] [prep] | 3110 |
|
| 3 | who have [been] [vb pp] | 2294 |
|
| 4 | who have [been] [prep] | 651 |
|
