| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | open up the [noun] of | 85 |
|
| 2 | open up the [noun sg] of | 77 |
|
| 3 | open up the possibility of | 42 |
|
| 4 | open up the possibility of | 40 |
|
| 5 | opens up the [noun] of | 28 |
|
| 6 | open up the prospect of | 13 |
|
| 7 | opened up the [noun] of | 13 |
|
| 8 | open up the prospect of | 13 |
|
| 9 | opening up the [noun] of | 12 |
|
| 10 | to open up the [noun] of | 12 |
|
| 11 | open up the [noun pl] of | 8 |
|
| 12 | opened up the [noun] of | 7 |
|
| 13 | open up the [noun] of | 7 |
|
| 14 | open up the [noun] of | 6 |
|
