| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who have be [vb pp] for [num] | 10 |
|
| 2 | [Wh pn] have been [vb pp] for [num] | 10 |
|
| 3 | [Wh pn] had be [vb pp] for [num] | 5 |
|
