| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should have [vb pp] [to-vb] [prep] the | 5 |
|
| 2 | should [vb infin] [vb pp] [to-vb] [prep] the | 5 |
|
| 3 | should have [vb pp] [to-vb] [prep] the | 5 |
|
