| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has be [vb pp] [to-vb] [art] [num ord] | 5 |
|
| 2 | has been [verb] [to-vb] [art] [num ord] | 5 |
|
| 3 | has be [verb] [to-vb] [art] [num ord] | 5 |
|
