| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] happen [conj] | 51 |
|
| 2 | it [modal v] happen [conj] | 51 |
|
| 3 | it [modal v] happen that | 28 |
|
| 4 | it [modal v] happen [that] | 28 |
|
| 5 | it [modal v] happen that | 28 |
|
| 6 | it can happen [conj] | 16 |
|
| 7 | it can happen [conj] | 16 |
|
| 8 | it [modal v] happen [subord] | 12 |
|
| 9 | it [modal v] happen [coord] | 11 |
|
| 10 | it could happen [conj] | 8 |
|
| 11 | it [modal v] happen and | 8 |
|
| 12 | it could happen [conj] | 8 |
|
| 13 | it [modal v] happen and | 8 |
|
| 14 | it may happen [conj] | 7 |
|
| 15 | it may happen [conj] | 7 |
|
| 16 | it should happen [conj] | 6 |
|
| 17 | it should happen [conj] | 6 |
|
| 18 | it will happen [conj] | 5 |
|
| 19 | it will happen [conj] | 5 |
|
