| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do [not/n't] happen | 481 |
|
| 2 | do not happen | 481 |
|
| 3 | do n't happen | 288 |
|
| 4 | does [adv] happen | 213 |
|
| 5 | did [adv] happen | 209 |
|
| 6 | do not happen | 193 |
|
| 7 | do [adv] happen | 74 |
|
| 8 | do [adv] happen | 15 |
|
