| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [verb] for [det] | 176 |
|
| 2 | they had been [verb] for | 69 |
|
| 3 | they had been [verb] [det] | 24 |
|
| 4 | they had [verb] for [det] | 10 |
|
