| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | happened to | 995 |
|
| 2 | happened in | 453 |
|
| 3 | happened at | 96 |
|
| 4 | happened with | 69 |
|
| 5 | happened on | 64 |
|
| 6 | happened since | 38 |
|
| 7 | happened between | 35 |
|
| 8 | happened before | 27 |
|
| 9 | happened during | 26 |
|
| 10 | happened over | 18 |
|
| 11 | happened after | 15 |
|
| 12 | happened by | 10 |
|
| 13 | happened for | 10 |
|
| 14 | happened without | 9 |
|
| 15 | happened upon | 7 |
|
| 16 | happened under | 7 |
|
| 17 | happened from | 6 |
|
| 18 | happened about | 5 |
|
| 19 | happened through | 5 |
|
