| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [vb infin] [prep] [art] | 1972 |
|
| 2 | [vb infin] [prep] [art] time | 196 |
|
| 3 | should [vb infin] [art] time | 13 |
|
| 4 | should [vb infin] [prep] time | 7 |
|
