| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [that] do [not/n't] happen | 19 |
|
| 2 | that [verb] [not/n't] happen | 19 |
|
| 3 | [that] [verb] n't happen | 13 |
|
| 4 | [that] did [not/n't] happen | 9 |
|
| 5 | [that] [vb past] [not/n't] happen | 9 |
|
| 6 | [that] [vb -s] [not/n't] happen | 8 |
|
| 7 | [that] does [not/n't] happen | 8 |
|
| 8 | [that] [verb] not happen | 6 |
|
