| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [verb] [prep] | 78600 |
|
| 2 | [modal v] be [vb pp] [prep] | 74296 |
|
| 3 | [modal v] [be] classified [prep] | 88 |
|
| 4 | [modal v] be classify [prep] | 88 |
|
| 5 | [modal v] be classified [prep] | 88 |
|
| 6 | [modal v] [be] classified [prep] | 88 |
|
