| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have never before [verb] a | 9 |
|
| 2 | [verb] never before [vb pp] a | 9 |
|
| 3 | [vb past] never before [verb] a | 7 |
|
| 4 | had never before [verb] a | 6 |
|
