| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | more difficult [conj] [art] | 35 |
|
| 2 | more difficult [conj] [art] | 35 |
|
| 3 | more difficult [subord] [art] | 34 |
|
| 4 | more difficult [conj] the | 24 |
|
| 5 | more difficult [conj] the | 24 |
|
| 6 | more difficult than [art] | 13 |
|
| 7 | more difficult than [art] | 13 |
|
| 8 | more difficult [conj] a | 11 |
|
| 9 | more difficult when [art] | 8 |
|
| 10 | more difficult [conj] a | 8 |
|
| 11 | more difficult when [art] | 8 |
|
