| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been possible [prep] the [noun] | 21 |
|
| 2 | have been possible [prep] [art] [noun sg] | 18 |
|
| 3 | have been possible without [art] [noun] | 11 |
|
| 4 | have been possible for [art] [noun] | 9 |
|
