| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] do [not/n't] happen | 46 |
|
| 2 | [noun sg] does [not/n't] happen | 29 |
|
| 3 | [noun sg] [vb -s] [not/n't] happen | 29 |
|
| 4 | [noun sg] [verb] not happen | 28 |
|
| 5 | [noun sg] [verb] n't happen | 18 |
|
| 6 | [noun sg] did [not/n't] happen | 14 |
|
| 7 | [noun sg] [vb past] [not/n't] happen | 14 |
|
| 8 | thing [verb] [not/n't] happen | 6 |
|
