| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be really happen [prep] | 13 |
|
| 2 | be really happening [prep] | 12 |
|
| 3 | is really happen [prep] | 9 |
|
| 4 | be really happen in | 8 |
|
| 5 | be really happen in | 8 |
|
