| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | happen be that | 243 |
|
| 2 | happen is [that] | 173 |
|
| 3 | happen was [that] | 70 |
|
| 4 | happened be [that] | 64 |
|
| 5 | happens be [that] | 58 |
|
| 6 | happened be [that] | 47 |
|
| 7 | happening be [that] | 32 |
|
| 8 | happen be [that] | 26 |
|
| 9 | to happen be [that] | 15 |
|
