| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [adv] happened to | 68 |
|
| 2 | had [adv] happen to | 30 |
|
| 3 | have ever happen to | 26 |
|
| 4 | has [adv] happen to | 23 |
|
| 5 | have never happen to | 17 |
|
| 6 | 's [adv] happen to | 14 |
|
| 7 | have just happen to | 6 |
|
| 8 | have actually happen to | 5 |
|
| 9 | have already happen to | 5 |
|
