| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is possible for | 284 |
|
| 2 | be possible for | 247 |
|
| 3 | was possible for | 106 |
|
| 4 | been possible for | 53 |
|
| 5 | 's possible for | 22 |
|
| 6 | were possible for | 10 |
|
| 7 | are possible for | 8 |
|
