| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [adv] difficult [conj] [adj] for | 9 |
|
| 2 | it [adv] difficult [conj] [adj] for | 9 |
|
| 3 | it [adv] difficult as [adj] for | 7 |
|
| 4 | it [adv] difficult as [adj] for | 7 |
|
| 5 | it [adv] difficult [conj] possible for | 7 |
|
| 6 | it as difficult [conj] [adj] for | 7 |
|
| 7 | it [adv] difficult [conj] possible for | 7 |
|
| 8 | it [adv] difficult [subord] [adj] for | 7 |
|
