| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be in vain | 66 |
|
| 2 | be [prep] vain | 22 |
|
| 3 | been [prep] vain | 20 |
|
| 4 | was [prep] vain | 14 |
|
| 5 | were [prep] vain | 6 |
|
