| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have be [verb] | 7122 |
|
| 2 | [vb mod] [verb] be [v-ing] | 1037 |
|
| 3 | [modal v] have be [v-ing] | 1003 |
|
| 4 | [vb mod] have [be] [v-ing] | 1003 |
|
