| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be impossible | 347 |
|
| 2 | would be impossible | 235 |
|
| 3 | would be impossible | 233 |
|
| 4 | will be impossible | 52 |
|
| 5 | will be impossible | 50 |
|
| 6 | may be impossible | 40 |
|
| 7 | may be impossible | 40 |
|
| 8 | might be impossible | 8 |
|
| 9 | might be impossible | 8 |
|
| 10 | should be impossible | 5 |
|
| 11 | should be impossible | 5 |
|
