| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] have [been] [verb] | 5636 |
|
| 2 | [Wh det] have [been] [vb pp] | 5078 |
|
| 3 | [pron] have [been] recognised | 33 |
|
| 4 | [Wh det] [verb] [been] recognised | 5 |
|
| 5 | [Wh det] have [be] recognised | 5 |
|
| 6 | [Wh det] have [been] recognise | 5 |
|
