| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] had been [verb] [verb] | 301 |
|
| 2 | [noun pl] had been [verb] for | 201 |
|
| 3 | had been [verb] [verb] for | 63 |
|
| 4 | [noun pl] had [verb] [verb] for | 7 |
|
