| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [verb] [prep] a | 1700 |
|
| 2 | [adv] been [verb] [prep] a | 775 |
|
| 3 | [adv] had been [verb] [prep] | 115 |
|
| 4 | [adv] had [verb] [prep] a | 33 |
|
| 5 | [adv] had been [verb] a | 8 |
|
