| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be often possible [verb] [art] | 17 |
|
| 2 | it be often possible [to-vb] [art] | 17 |
|
| 3 | it be often possible [verb] [art] | 17 |
|
| 4 | it is often possible [verb] [art] | 16 |
|
| 5 | it be often possible [verb] the | 9 |
|
| 6 | it be often possible [verb] the | 9 |
|
| 7 | it be often possible [verb] a | 8 |
|
| 8 | it be often possible [verb] a | 7 |
|
