| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [verb] | 37993 |
|
| 2 | have been [to-vb] | 1120 |
|
| 3 | [verb] been [to-vb] | 1120 |
|
| 4 | [vb past] been [to-vb] | 319 |
|
| 5 | had [be] [to-vb] | 302 |
|
| 6 | had be [to-vb] | 302 |
|
| 7 | had [been] [to-vb] | 293 |
|
