| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not [verb] for | 2813 |
|
| 2 | not happen [prep] | 105 |
|
| 3 | [adv] happen for | 32 |
|
| 4 | [not/n't] happen for | 15 |
|
| 5 | not happen for | 15 |
|
