| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that it be not possible | 94 |
|
| 2 | that it [is] not possible | 65 |
|
| 3 | that it is not possible | 63 |
|
| 4 | that it was not possible | 29 |
|
| 5 | that it [was/were] not possible | 29 |
|
