| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [adv] happens that | 75 |
|
| 2 | it [adv] happens that | 75 |
|
| 3 | it [adv] [adv] that | 61 |
|
| 4 | it [adv] [adv] happens | 29 |
|
| 5 | [adv] [adv] happens that | 20 |
|
