| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] why you should have | 5 |
|
| 2 | why you should [adv] have | 8 |
|
| 3 | why you should not have | 8 |
|
| 4 | why you should [not/n't] have | 8 |
|
| 5 | why you should n't have | 7 |
|
