| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is happening [prep] the | 143 |
|
| 2 | [is] happening in the | 95 |
|
| 3 | 's happening [prep] the | 86 |
|
| 4 | [is] happening to the | 43 |
|
| 5 | [is] happening at the | 28 |
|
| 6 | [is] happening on the | 18 |
|
| 7 | [is] happening with the | 13 |
|
| 8 | [is] happening within the | 5 |
|
