| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] not [vb infin] [adv] [adv] | 825 |
|
| 2 | [modal v] [vb infin] [adv] [adv] [subord] | 536 |
|
| 3 | [modal v] not [vb infin] [adv] [subord] | 393 |
|
| 4 | not [vb infin] [adv] [adv] [subord] | 258 |
|
