| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] in | 3391 |
|
| 2 | it [vb past] in | 1466 |
|
| 3 | [pron] happened in | 289 |
|
| 4 | it happened [prep] | 221 |
|
| 5 | it happen in | 95 |
|
| 6 | [pers pn] happened in | 50 |
|
| 7 | it happened in | 48 |
|
