| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [be] [verb] | 124292 |
|
| 2 | have [be] [v-ing] | 19925 |
|
| 3 | [verb] [be] happening | 189 |
|
| 4 | have [be] happen | 167 |
|
