| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] possible [to-vb] | 1250 |
|
| 2 | be often [adj] [to-vb] | 457 |
|
| 3 | be often [adj] [to-vb] | 420 |
|
| 4 | be often possible [verb] | 42 |
|
| 5 | be often possible [to-vb] | 42 |
|
| 6 | [be] often possible [to-vb] | 42 |
|
