| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] to [noun pl] ' | 172 |
|
| 2 | challenge [prep] [noun pl] ' | 8 |
|
| 3 | challenge [prep] [noun pl] ' | 8 |
|
| 4 | challenge to [noun] ' | 7 |
|
| 5 | challenge to [noun pl] [unc] | 6 |
|
| 6 | challenge to [noun pl] ['s] | 6 |
|
| 7 | challenge to [noun pl] ' | 6 |
|
| 8 | challenge to [noun pl] ' | 6 |
|
