| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [adv] [vb infin] [conj] [vb infin] | 1321 |
|
| 2 | [modal v] [not/n't] [vb infin] [conj] [vb infin] | 466 |
|
| 3 | [modal v] not [vb infin] [conj] [vb infin] | 464 |
|
| 4 | [modal v] not [vb infin] [conj] [verb] | 437 |
|
| 5 | [modal v] not [verb] [conj] [vb infin] | 274 |
|
