| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | difficult it [be] for [noun] [to-vb] | 9 |
|
| 2 | difficult [pron] be for [noun] [to-vb] | 9 |
|
| 3 | difficult [pron] [be] for [noun] [to-vb] | 9 |
|
| 4 | difficult it [be] for [noun] [to-vb] | 9 |
|
| 5 | difficult [pers pn] [be] for [noun] [to-vb] | 9 |
|
| 6 | difficult [pron] [be] for [noun] [to-vb] | 9 |
|
| 7 | difficult [pron] [is] for [noun] [to-vb] | 8 |
|
| 8 | difficult [pron] is for [noun] [to-vb] | 8 |
|
| 9 | difficult [pron] [be] for [noun pl] [to-vb] | 7 |
|
