| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [modal v] be refer to | 155 |
|
| 2 | the [noun] [modal v] be refer | 49 |
|
| 3 | the [noun] [modal v] be to | 32 |
|
| 4 | the [noun] [modal v] refer to | 20 |
|
