| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] whether it is possible [to-vb] | 7 |
|
| 2 | whether it is possible [to-vb] [art] | 12 |
|
| 3 | whether it is possible [to-vb] [art] | 12 |
|
| 4 | whether it is possible [to-vb] a | 7 |
|
| 5 | whether it is possible [to-vb] a | 6 |
|
| 6 | whether it is possible [to-vb] the | 5 |
|
| 7 | whether it is possible [to-vb] the | 5 |
|
