| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we happen [prep] | 21 |
|
| 2 | we happen [prep] | 20 |
|
| 3 | we happen to | 19 |
|
| 4 | we happen to | 19 |
|
| 5 | we happened [prep] | 11 |
|
| 6 | we happen [prep] | 10 |
|
