| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it happen to [be] | 77 |
|
| 2 | it happen to be | 77 |
|
| 3 | it happen to be | 77 |
|
| 4 | it happen to [be] | 77 |
|
| 5 | it happen to [be] | 77 |
|
| 6 | it happens to [be] | 49 |
|
| 7 | it happened to [be] | 28 |
|
