| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [not/n't] i do | 27 |
|
| 2 | [vb mod] n't i do | 27 |
|
| 3 | ca [not/n't] i do | 16 |
|
| 4 | should [not/n't] i do | 5 |
|
