| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] possible [to-vb] | 1250 |
|
| 2 | be often possible [to-vb] | 42 |
|
| 3 | be often [adv] possible | 16 |
|
| 4 | be often [adv] [to-vb] | 9 |
|
| 5 | often [adv] possible [to-vb] | 7 |
|
