| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] had never happen to | 5 |
|
| 2 | it had never happen to | 5 |
|
| 3 | [pron] had never happen to | 5 |
|
| 4 | it had never happen to | 5 |
|
| 5 | had never happen to [pers pn] | 8 |
|
| 6 | had never happen to [pron] | 8 |
|
