| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] not have both | 15 |
|
| 2 | [modal v] not have both | 15 |
|
| 3 | can not have both | 12 |
|
| 4 | ca not have both | 9 |
|
| 5 | [modal v] n't have both | 9 |
|
| 6 | [modal v] not have both | 6 |
|
