| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [pron] happened to [be] [vb pp] | 6 |
|
| 2 | [subord] [pron] happened to [be] [vb pp] | 5 |
|
| 3 | [pron] happened to [be] [vb pp] [prep] | 5 |
|
| 4 | [pron] happened to [be] [vb pp] [prep] | 5 |
|
