| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have been the [num ord] | 74 |
|
| 2 | could have been the [adj] | 26 |
|
| 3 | could have been [art] [num ord] | 7 |
|
| 4 | could [vb infin] been the [num ord] | 6 |
|
| 5 | could [verb] been the [num ord] | 6 |
|
| 6 | could have [be] the [num ord] | 6 |
|
| 7 | could have been the [num ord] | 6 |
|
| 8 | could have be the [num ord] | 6 |
|
| 9 | could have [been] the [num ord] | 6 |
|
