| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have been drive | 16 |
|
| 2 | [modal v] have been drive | 16 |
|
| 3 | may have been drive | 6 |
|
| 4 | may have been drive | 6 |
|
| 5 | have been [adj] drive | 6 |
|
| 6 | have been drive [prep] | 9 |
|
| 7 | have been drive [prep] | 9 |
|
| 8 | have been drive [adv] | 6 |
|
