| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] do not happen | 28 |
|
| 2 | [noun sg] does not happen | 18 |
|
| 3 | [noun sg] [vb -s] not happen | 18 |
|
| 4 | [noun sg] did not happen | 9 |
|
| 5 | [noun sg] [vb past] not happen | 9 |
|
| 6 | thing [verb] not happen | 5 |
|
