| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has be [vb pp] so [subord] [to-vb] | 10 |
|
| 2 | has be [vb pp] [adv] as [to-vb] | 10 |
|
| 3 | has been [vb pp] [adv] [subord] [to-vb] | 10 |
|
