| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [adv] happen that [pers pn] | 16 |
|
| 2 | it [adv] happens that [pers pn] | 12 |
|
| 3 | it so happen that [pers pn] | 11 |
|
| 4 | it [adv] happen that i | 7 |
|
