| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [vb infin] [det] a [adj] | 19 |
|
| 2 | should [vb infin] such a [adj] | 18 |
|
| 3 | should [vb infin] [adj] a [adj] | 18 |
|
| 4 | should [vb infin] such a [adj] | 18 |
|
| 5 | should have [adj] a [adj] | 7 |
|
