| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [adv] [adj] [noun] | 348 |
|
| 2 | happen [adv] [adj] [noun] | 51 |
|
| 3 | it happen [adj] [noun] | 36 |
|
| 4 | it happen [adv] [adj] | 18 |
|
