| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] happened to [be] | 236 |
|
| 2 | [pron] to [be] [pos pn] | 98 |
|
| 3 | [pron] happened to [pos pn] | 87 |
|
| 4 | happened to [be] [pos pn] | 11 |
|
