| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which just happen to | 10 |
|
| 2 | which just happen [prep] | 10 |
|
| 3 | which just happen [prep] | 10 |
|
| 4 | which just happen to | 10 |
|
| 5 | which just happens [prep] | 9 |
|
