| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun sg] happened [prep] | 14 |
|
| 2 | of [noun] happened [prep] | 8 |
|
| 3 | [prep] [noun] happened to | 7 |
|
| 4 | [prep] [noun] happened in | 6 |
|
| 5 | in [noun] happened [prep] | 5 |
|
