| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we have [be] [verb] at | 18 |
|
| 2 | we have [be] [v-ing] at | 16 |
|
| 3 | we have [be] look at | 14 |
|
| 4 | we have [be] looking at | 14 |
|
