| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [verb] to [be] a | 2309 |
|
| 2 | [pron] [vb past] to [be] a | 886 |
|
| 3 | [pron] happen to [be] a | 73 |
|
| 4 | [pron] happened to [be] [art] | 33 |
|
| 5 | [pron] happened [prep] [be] a | 19 |
|
