| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [not/n't] [been] [verb] | 4728 |
|
| 2 | have [not/n't] [been] [vb pp] | 4213 |
|
| 3 | have [adv] [been] recognised | 92 |
|
| 4 | have [not/n't] [be] recognised | 11 |
|
| 5 | [verb] [not/n't] [been] recognised | 11 |
|
| 6 | have [not/n't] [been] recognise | 11 |
|
