| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] up the possibility [prep] | 22 |
|
| 2 | [vb -s] up the possibility [prep] | 21 |
|
| 3 | opens up the possibility [prep] | 20 |
|
| 4 | [vb -s] up the possibility of | 20 |
|
| 5 | [vb -s] up the possibility of | 20 |
|
