| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be possible | 4595 |
|
| 2 | it is possible | 3378 |
|
| 3 | it was possible | 699 |
|
| 4 | it 's possible | 358 |
|
| 5 | it be possible | 87 |
|
| 6 | it were possible | 64 |
|
