| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [vb mod] have been [num] | 20 |
|
| 2 | [det] [modal v] have been [num] | 20 |
|
| 3 | this [modal v] have been [num] | 14 |
|
| 4 | [det] [modal v] have been one | 12 |
|
| 5 | [det] may have been [num] | 6 |
|
| 6 | that [modal v] have been [num] | 6 |
|
| 7 | [det] may have been [num] | 6 |
|
| 8 | [det] would have been [num] | 5 |
|
| 9 | [det] would have been [num] | 5 |
|
