| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | ought to be [verb] [prep] | 265 |
|
| 2 | [modal v] to be [v-ing] [prep] | 55 |
|
| 3 | ought to be [v-ing] [prep] | 47 |
|
| 4 | ought to [be] [v-ing] [prep] | 47 |
|
| 5 | ought [prep] be [v-ing] [prep] | 47 |
|
