| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | would [adv] [vb infin] [been] possible [prep] | 8 |
|
| 2 | would [adv] [verb] been possible [prep] | 8 |
|
| 3 | would [adv] have [been] possible [prep] | 8 |
|
| 4 | would [adv] have [been] possible [prep] | 8 |
|
