| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] seen [prep] [art] challenge to | 5 |
|
| 2 | [be] seen [prep] a challenge to | 5 |
|
| 3 | [be] seen as [art] challenge to | 5 |
|
| 4 | be seen [prep] [art] challenge to | 5 |
|
| 5 | [be] seen as [art] challenge to | 5 |
|
| 6 | [be] seen [prep] [art] challenge to | 5 |
|
