| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | happen is [prep] | 19 |
|
| 2 | happen be [prep] | 8 |
|
| 3 | happen be by | 7 |
|
| 4 | happen was [prep] | 7 |
|
| 5 | happen be for | 7 |
|
| 6 | happens be [prep] | 5 |
|
| 7 | to happen be [prep] | 5 |
|
