| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [verb] [prep] a [adj] | 218 |
|
| 2 | [modal v] [verb] [prep] a [num ord] | 36 |
|
| 3 | should [verb] [prep] [art] [num ord] | 33 |
|
| 4 | should [verb] [prep] a [num ord] | 5 |
|
