| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they have [be] [v-ing] | 907 |
|
| 2 | have [be] [v-ing] in | 816 |
|
| 3 | they [be] [v-ing] in | 424 |
|
| 4 | they have [be] in | 209 |
|
