| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] difficult [verb] [conj] | 382 |
|
| 2 | much [adv] difficult [verb] | 113 |
|
| 3 | much [adv] [verb] [conj] | 58 |
|
| 4 | much [adv] difficult [conj] | 41 |
|
