| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | does not [adv] happen | 26 |
|
| 2 | [vb -s] not [adv] happen | 26 |
|
| 3 | [vb -s] not [adv] happen | 13 |
|
| 4 | [vb -s] n't [adv] happen | 13 |
|
| 5 | [vb -s] not always happen | 9 |
|
| 6 | [vb -s] not always happen | 9 |
|
| 7 | [vb -s] not just happen | 7 |
|
| 8 | [vb -s] not just happen | 7 |
|
