| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] had ever happened [prep] | 6 |
|
| 2 | [adj] [vb past] ever happened [prep] | 6 |
|
| 3 | [adj] [vb past] ever happened to | 5 |
|
| 4 | [adj] [vb past] ever happened to | 5 |
|
