| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have [been] [adv] | 2829 |
|
| 2 | [modal v] have [been] a | 1730 |
|
| 3 | have [been] [adv] a | 373 |
|
| 4 | [modal v] have [adv] a | 80 |
|
