| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should also [vb infin] [vb pp] [art] | 6 |
|
| 2 | should also have [vb pp] [art] | 6 |
|
| 3 | should also [vb infin] [vb pp] [art] | 6 |
|
