| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [vb infin] [art] [noun] | 4542 |
|
| 2 | [vb infin] [adv] [art] [noun] | 1369 |
|
| 3 | should [vb infin] [adv] [art] | 124 |
|
| 4 | should [vb infin] [adv] [noun] | 40 |
|
