| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [pron] is for [noun] | 34 |
|
| 2 | difficult [pron] be for [noun] | 13 |
|
| 3 | difficult [pron] is [prep] [noun] | 13 |
|
| 4 | difficult [pron] [be] for [noun] | 13 |
|
| 5 | difficult [pron] [is] for [noun] | 11 |
|
