| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] on [adj] [noun] | 199 |
|
| 2 | it happen [prep] [adj] [noun] | 35 |
|
| 3 | [pron] happen on [adj] [noun] | 18 |
|
| 4 | [pers pn] happen on [adj] [noun] | 6 |
|
| 5 | it happen on [adj] [noun] | 5 |
|
