| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 's not [verb] | 2139 |
|
| 2 | 's [adv] happen | 48 |
|
| 3 | be not happen | 35 |
|
| 4 | [be] not happen | 35 |
|
| 5 | [is] not happen | 30 |
|
| 6 | 's not happen | 12 |
|
| 7 | 's [not/n't] happen | 12 |
|
