| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] and [verb] [art] | 1482 |
|
| 2 | should [vb infin] [verb] [art] | 1072 |
|
| 3 | should [vb infin] and [verb] | 308 |
|
| 4 | should [vb infin] and [art] | 16 |
|
