| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] [be] [adj] | 19735 |
|
| 2 | [vb past] [prep] [be] [adj] | 3029 |
|
| 3 | happen [prep] [be] [adj] | 203 |
|
| 4 | happened [prep] [be] [adj] | 54 |
|
