| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [not/n't] [vb infin] | 4877 |
|
| 2 | [conj] should [vb infin] | 1097 |
|
| 3 | [conj] should [not/n't] | 486 |
|
| 4 | [conj] [not/n't] [vb infin] | 86 |
|
