| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [noun pl] had been | 506 |
|
| 2 | [noun pl] [that] had been | 383 |
|
| 3 | [det] [noun pl] [that] had | 69 |
|
| 4 | [det] [that] had been | 36 |
|
