| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] [pron] [vb infin] | 7685 |
|
| 2 | should [not/n't] [vb infin] | 4877 |
|
| 3 | should [pron] [vb infin] | 3015 |
|
| 4 | should [not/n't] [pron] | 575 |
|
