| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what 's been happening [prep] | 20 |
|
| 2 | what 's been happening [prep] | 20 |
|
| 3 | what 's been happening in | 10 |
|
| 4 | what 's been happening in | 10 |
|
| 5 | what 's been happening to | 6 |
|
| 6 | what 's been happening to | 6 |
|
