| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not [adv] [vb infin] [prep] | 1371 |
|
| 2 | should [adv] [vb infin] [prep] | 1051 |
|
| 3 | should not [vb infin] [prep] | 370 |
|
| 4 | should not [adv] [vb infin] | 143 |
|
