| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have happen at [art] | 36 |
|
| 2 | happen at [art] [adj] | 32 |
|
| 3 | have at [art] [adj] | 21 |
|
| 4 | have happen [art] [adj] | 13 |
|
