| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [not/n't] been [verb] [prep] | 669 |
|
| 2 | had previously been [verb] [prep] | 92 |
|
| 3 | [not/n't] previously been [verb] [prep] | 19 |
|
| 4 | had [not/n't] previously been [verb] | 14 |
|
| 5 | had [not/n't] previously [verb] [prep] | 7 |
|
