| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | the answer to [art] problem of | 11 |
|
| 2 | the answer to the problem of | 11 |
|
| 3 | the answer to the problem of | 11 |
|
| 4 | the answer to [art] problem of | 11 |
|
| 5 | the answer to [art] problem of | 11 |
|
