| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [vb infin] had | 235 |
|
| 2 | could have have | 226 |
|
| 3 | could [vb infin] to have | 43 |
|
| 4 | could claim have | 13 |
|
| 5 | could 've have | 12 |
|
| 6 | could [vb infin] having | 10 |
|
| 7 | could [vb infin] had | 6 |
|
| 8 | could expect have | 5 |
|
