| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] happened [prep] [be] | 236 |
|
| 2 | [noun sg] [pron] happened [prep] | 73 |
|
| 3 | [noun sg] happened [prep] [be] | 53 |
|
| 4 | [noun sg] [pron] [prep] [be] | 40 |
|
