| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had ever [verb] | 1310 |
|
| 2 | had [adv] happen | 259 |
|
| 3 | had [adv] happen | 198 |
|
| 4 | [verb] ever happen | 60 |
|
| 5 | have ever happen | 57 |
|
| 6 | [vb past] ever happen | 30 |
|
| 7 | had ever happen | 30 |
|
