| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] opened up [art] [noun] | 10 |
|
| 2 | [vb past] opened up [art] [noun] | 10 |
|
| 3 | [vb past] opened up the [noun] | 5 |
|
| 4 | [vb past] opened up the [noun] | 5 |
|
| 5 | [vb past] opened up a [noun] | 5 |
|
| 6 | [vb past] opened up a [noun] | 5 |
|
