| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we have [been] [verb] | 1969 |
|
| 2 | [pron] have [been] drive | 106 |
|
| 3 | we have [be] drive | 8 |
|
| 4 | we [verb] [been] drive | 8 |
|
