| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i should [vb infin] | 4449 |
|
| 2 | [vb pp] should [vb infin] | 112 |
|
| 3 | [vb pp] i should | 17 |
|
| 4 | [vb pp] i [vb infin] | 6 |
|
