| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] classified into | 16 |
|
| 2 | [modal v] be classified into | 16 |
|
| 3 | [modal v] be classified into | 16 |
|
| 4 | [vb mod] [be] classified into | 16 |
|
| 5 | can [be] classified into | 7 |
|
| 6 | can [be] classified into | 7 |
|
