| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have be [v-ing] | 1003 |
|
| 2 | [modal v] have be [v-ing] | 1003 |
|
| 3 | ought have be [verb] | 50 |
|
| 4 | ought have [be] [v-ing] | 8 |
|
| 5 | ought have be [v-ing] | 8 |
|
| 6 | ought [verb] be [v-ing] | 8 |
|
