| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] perhaps you should [vb infin] | 8 |
|
| 2 | [adv] perhaps you should [vb infin] | 8 |
|
| 3 | [adv] perhaps you should [vb infin] | 8 |
|
| 4 | then perhaps you should [vb infin] | 7 |
|
