| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should not have [verb] | 694 |
|
| 2 | should not have [vb pp] | 594 |
|
| 3 | [modal v] not have left | 44 |
|
| 4 | should [adv] have left | 23 |
|
| 5 | should not have leave | 16 |
|
| 6 | should not [vb infin] left | 15 |
|
| 7 | should not [verb] left | 15 |
|
| 8 | should not have left | 15 |
|
