| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and a [noun] to | 733 |
|
| 2 | and a challenge [prep] | 14 |
|
| 3 | and a challenge [prep] | 14 |
|
| 4 | [conj] a challenge to | 12 |
|
| 5 | [coord] a challenge to | 11 |
|
| 6 | and [art] challenge to | 9 |
|
| 7 | and a challenge to | 9 |
|
| 8 | and a challenge to | 9 |
|
