| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [be] [adj] | 40722 |
|
| 2 | happened [prep] [be] | 441 |
|
| 3 | happened [prep] [adj] | 330 |
|
| 4 | happened [be] [adj] | 26 |
|
