| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we have [vb pp] [art] | 4635 |
|
| 2 | should have [vb pp] [art] | 580 |
|
| 3 | we should have [vb pp] | 225 |
|
| 4 | we should have [art] | 107 |
|
