| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who have [adv] be [verb] [prep] | 14 |
|
| 2 | [Wh pn] have [adv] be [vb pp] [prep] | 14 |
|
| 3 | [Wh pn] have [adv] been [verb] [prep] | 14 |
|
