| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [vb mod] not do | 63 |
|
| 2 | they can not do | 24 |
|
| 3 | they could not do | 11 |
|
| 4 | they might not do | 6 |
|
| 5 | they should not do | 5 |
|
| 6 | they will not do | 5 |
|
