| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] happen at | 40 |
|
| 2 | [adv] happens at | 12 |
|
| 3 | [adv] happened at | 10 |
|
| 4 | [adv] happening at | 7 |
|
| 5 | [adv] happen at | 7 |
|
| 6 | really happen at | 6 |
|
| 7 | actually happen at | 5 |
|
| 8 | never happen at | 5 |
|
