| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [vb infin] [art] [adj] | 2090 |
|
| 2 | [vb infin] at [art] [adj] | 705 |
|
| 3 | should [vb infin] at [art] | 115 |
|
| 4 | should [vb infin] at [adj] | 70 |
|
| 5 | should at [art] [adj] | 7 |
|
