| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have been [det] | 370 |
|
| 2 | [vb mod] have do [det] | 201 |
|
| 3 | [vb mod] have been do | 155 |
|
| 4 | have been do [det] | 154 |
|
