| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] [modal v] be classified [v-ing] to | 8 |
|
| 2 | [noun pl] [vb mod] be classified [v-ing] to | 8 |
|
| 3 | [noun pl] [modal v] be classified according to | 8 |
|
| 4 | [noun pl] can be classified [v-ing] to | 5 |
|
| 5 | [noun pl] can be classified [v-ing] to | 5 |
|
