| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] had been | 1729 |
|
| 2 | [det] had been | 881 |
|
| 3 | these have been | 343 |
|
| 4 | these [verb] been | 343 |
|
| 5 | these had been | 80 |
|
| 6 | these had [been] | 80 |
|
| 7 | these [vb past] been | 80 |
|
| 8 | these had [be] | 80 |
|
| 9 | these had be | 80 |
|
