| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [vb infin] [prep] | 5559 |
|
| 2 | should [vb infin] [prep] | 5558 |
|
| 3 | [modal v] [vb infin] as | 2131 |
|
| 4 | should [vb infin] as | 164 |
|
| 5 | should [verb] as | 164 |
|
