| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] at [art] [adj] time | 82 |
|
| 2 | should [vb infin] at [art] [adj] | 31 |
|
| 3 | should [vb infin] [art] [adj] time | 11 |
|
| 4 | should at [art] [adj] time | 7 |
|
