| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which have [vb pp] [adj] | 165 |
|
| 2 | [Wh det] have become [adj] | 24 |
|
| 3 | [Wh det] have proved [adj] | 10 |
|
| 4 | [Wh det] have [vb pp] serious | 5 |
|
| 5 | [Wh det] have experienced [adj] | 5 |
|
| 6 | [Wh det] have caused [adj] | 5 |
|
