| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] the toughest | 84 |
|
| 2 | of the toughest | 50 |
|
| 3 | of the toughest | 50 |
|
| 4 | in the toughest | 10 |
|
| 5 | in the toughest | 10 |
|
