| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [verb] | 37993 |
|
| 2 | had [adv] [verb] | 24326 |
|
| 3 | been [adv] [verb] | 9004 |
|
| 4 | had been [adv] | 5544 |
|
