| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [verb] [adv] [subord] [to-vb] | 9 |
|
| 2 | should [vb infin] [adv] [subord] [to-vb] | 9 |
|
| 3 | should [verb] well [subord] [to-vb] | 6 |
|
| 4 | should know [adv] [subord] [to-vb] | 6 |
|
| 5 | should [verb] better [subord] [to-vb] | 6 |
|
| 6 | should [verb] [adv] than [to-vb] | 6 |
|
| 7 | should know [adv] [subord] [to-vb] | 6 |
|
