| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] possible [to-vb] [noun] | 159 |
|
| 2 | be often [adj] [to-vb] [noun] | 52 |
|
| 3 | be often possible [verb] [noun] | 5 |
|
| 4 | [be] often possible [to-vb] [noun] | 5 |
|
