| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] a [adj] | 24485 |
|
| 2 | should [vb infin] a | 2734 |
|
| 3 | should [vb infin] [adj] | 1598 |
|
| 4 | should a [adj] | 71 |
|
