| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [not/n't] [adv] [verb] | 6394 |
|
| 2 | [vb base] [not/n't] [adv] [vb infin] | 5067 |
|
| 3 | [verb] [not/n't] [adv] happen | 49 |
|
| 4 | [vb base] [not/n't] [adv] happen | 10 |
|
| 5 | [vb base] [adv] [adv] happen | 9 |
|
