| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [adv] | 6030 |
|
| 2 | had been [prep] | 3635 |
|
| 3 | been [adv] [prep] | 2506 |
|
| 4 | had [adv] [prep] | 555 |
|
