| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] and [modal v] [vb infin] | 277 |
|
| 2 | are [vb pp] [modal v] [vb infin] | 69 |
|
| 3 | are [vb pp] and [modal v] | 49 |
|
| 4 | are and [modal v] [vb infin] | 7 |
|
