| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun prp] had been | 572 |
|
| 2 | [prep] [noun pl] had been | 292 |
|
| 3 | [noun prp] [noun pl] had been | 149 |
|
| 4 | [prep] [noun prp] [noun pl] had | 64 |
|
