| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have been looking for | 13 |
|
| 2 | [modal v] have been looking for | 13 |
|
| 3 | would have been looking for | 5 |
|
| 4 | would have been looking for | 5 |
|
| 5 | must have been looking for | 5 |
|
| 6 | must have been looking for | 5 |
|
