| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [adv] difficult [conj] | 40 |
|
| 2 | it [adv] difficult [subord] | 29 |
|
| 3 | it more difficult [conj] | 15 |
|
| 4 | it more difficult [conj] | 15 |
|
| 5 | it [adv] difficult than | 11 |
|
| 6 | it [adv] difficult than | 11 |
|
| 7 | it [adv] difficult [coord] | 10 |
|
| 8 | it [adv] difficult and | 9 |
|
| 9 | it [adv] difficult and | 9 |
|
| 10 | it as difficult [conj] | 9 |
|
| 11 | it [adv] difficult as | 9 |
|
| 12 | it as difficult [conj] | 9 |
|
| 13 | it very difficult [conj] | 9 |
|
| 14 | it very difficult [conj] | 9 |
|
| 15 | it [adv] difficult as | 9 |
|
