| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] often possible [verb] the | 9 |
|
| 2 | is often possible [verb] the | 9 |
|
| 3 | [be] often possible [verb] the | 9 |
|
| 4 | be often possible [verb] the | 9 |
|
| 5 | often possible [verb] the [noun] | 5 |
|
