| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have been in [det] | 30 |
|
| 2 | [vb mod] have been in [det] | 30 |
|
| 3 | could have been in [det] | 10 |
|
| 4 | could have been in [det] | 10 |
|
| 5 | [modal v] have been in some | 9 |
|
| 6 | [modal v] have been in this | 7 |
|
| 7 | must have been in [det] | 5 |
|
| 8 | must have been in [det] | 5 |
|
| 9 | might have been in [det] | 5 |
|
| 10 | might have been in [det] | 5 |
|
| 11 | [modal v] have been in that | 5 |
|
