| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [adj] it is for [noun] | 24 |
|
| 2 | [adv] difficult it be for [noun] | 11 |
|
| 3 | [adv] difficult it is [prep] [noun] | 11 |
|
| 4 | [adv] difficult it [be] for [noun] | 11 |
|
| 5 | [adv] difficult it [is] for [noun] | 9 |
|
| 6 | [adv] difficult [pron] is for [noun] | 9 |
|
