| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [pron] happen [prep] | 435 |
|
| 2 | [prep] [adj] [pron] [prep] | 376 |
|
| 3 | [adj] [pron] happen [prep] | 45 |
|
| 4 | [prep] [adj] happen [prep] | 24 |
|
| 5 | [prep] [adj] [pron] happen | 18 |
|
