| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | ought to have known | 38 |
|
| 2 | ought to have done | 26 |
|
| 3 | ought to have gone | 13 |
|
| 4 | ought to have had | 13 |
|
| 5 | ought to have made | 10 |
|
| 6 | ought to have seen | 10 |
|
| 7 | ought to have told | 9 |
|
| 8 | ought to have guessed | 7 |
|
| 9 | ought to have said | 5 |
|
