| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] why you should [vb infin] [adj] | 6 |
|
| 2 | [vb infin] why you should [vb infin] [adj] | 5 |
|
| 3 | why you should [not/n't] [vb infin] [adj] | 8 |
|
| 4 | why you should [adv] [vb infin] [adj] | 8 |
|
| 5 | why you should not [vb infin] [adj] | 8 |
|
