| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [adv] happen to | 40 |
|
| 2 | it [adv] happen to | 40 |
|
| 3 | it [adv] happens to | 27 |
|
| 4 | it just happen to | 16 |
|
| 5 | it also happen to | 9 |
|
| 6 | it [adv] happened to | 8 |
|
