| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] a much tougher | 7 |
|
| 2 | be a much tougher | 7 |
|
| 3 | [verb] a much tougher | 5 |
|
| 4 | a much tougher [noun] | 12 |
|
| 5 | a much tougher [noun sg] | 12 |
|
