| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [vb pp] [to-vb] [art] | 1537 |
|
| 2 | have [vb pp] [to-vb] [art] first | 18 |
|
| 3 | [been] [vb pp] [to-vb] [art] first | 11 |
|
| 4 | have [been] [vb pp] [art] first | 7 |
|
