| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] happen [adj] [noun pl] | 10 |
|
| 2 | it have happen [adj] [noun pl] | 8 |
|
| 3 | it [vb past] happen [adj] [noun pl] | 6 |
|
| 4 | it had happen [adj] [noun pl] | 5 |
|
| 5 | it happen [prep] [adj] [noun pl] | 14 |
|
| 6 | it happen [prep] [adj] [noun pl] | 14 |
|
| 7 | it happen in [adj] [noun pl] | 5 |
|
| 8 | it happen in [adj] [noun pl] | 5 |
|
| 9 | it happen [adv] [adj] [noun pl] | 5 |
|
| 10 | it happen [adv] [adj] [noun pl] | 5 |
|
| 11 | it happen [adj] [noun pl] [adv] | 6 |
|
| 12 | it happen [adj] [noun pl] [adv] | 6 |
|
