| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] to be | 3684 |
|
| 2 | [pron] happen to be | 565 |
|
| 3 | it happen to be | 77 |
|
| 4 | it happen [prep] be | 77 |
|
| 5 | it happen to be | 77 |
|
| 6 | it happen [prep] be | 77 |
|
| 7 | it happen to [be] | 77 |
|
| 8 | it happen to [be] | 77 |
|
