| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they had [verb] [art] | 1399 |
|
| 2 | had been [verb] [art] | 1383 |
|
| 3 | they had been [verb] | 1206 |
|
| 4 | they had been [art] | 24 |
|
