| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] have [be] [v-ing] | 1038 |
|
| 2 | have [be] [v-ing] to | 507 |
|
| 3 | [Wh pn] [be] [v-ing] to | 246 |
|
| 4 | [Wh pn] have [be] to | 50 |
|
