| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is more difficult for | 5 |
|
| 2 | it is [adv] more difficult for | 6 |
|
| 3 | it is [adv] more difficult for | 6 |
|
| 4 | it is more difficult for [noun] | 5 |
|
