| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [verb] [subord] [vb pp] | 240 |
|
| 2 | be [verb] [subord] [vb pp] [to-vb] | 11 |
|
| 3 | [modal v] be [verb] [subord] [to-vb] | 8 |
|
| 4 | [modal v] [verb] [subord] [vb pp] [to-vb] | 5 |
|
