| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be off | 60 |
|
| 2 | 'll be off | 15 |
|
| 3 | would be off | 10 |
|
| 4 | will be off | 10 |
|
| 5 | must be off | 7 |
|
| 6 | could be off | 6 |
|
| 7 | should be off | 5 |
|
