| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] [adj] [noun] | 2100 |
|
| 2 | been possible [verb] [adj] [noun] | 16 |
|
| 3 | have been possible [verb] [adj] | 14 |
|
| 4 | have been possible [verb] [noun] | 7 |
|
