| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] difficult [to-vb] [adj] [noun] | 159 |
|
| 2 | it [be] difficult [to-vb] [adj] [noun] | 159 |
|
| 3 | [pers pn] [be] difficult [to-vb] [adj] [noun] | 159 |
|
| 4 | [pron] [be] difficult [to-vb] [adj] [noun] | 159 |
|
| 5 | [modal v] [be] difficult [to-vb] [adj] [noun] | 29 |
|
| 6 | [vb mod] [be] difficult [to-vb] [adj] [noun] | 29 |
|
| 7 | [verb] [be] difficult [to-vb] [adj] [noun] | 10 |
|
| 8 | have [be] difficult [to-vb] [adj] [noun] | 10 |
|
| 9 | would [be] difficult [to-vb] [adj] [noun] | 9 |
|
| 10 | would [be] difficult [to-vb] [adj] [noun] | 9 |
|
| 11 | may [be] difficult [to-vb] [adj] [noun] | 9 |
|
| 12 | may [be] difficult [to-vb] [adj] [noun] | 9 |
|
| 13 | [adv] [be] difficult [to-vb] [adj] [noun] | 6 |
|
| 14 | can [be] difficult [to-vb] [adj] [noun] | 5 |
|
| 15 | will [be] difficult [to-vb] [adj] [noun] | 5 |
|
| 16 | can [be] difficult [to-vb] [adj] [noun] | 5 |
|
| 17 | [vb -s] [be] difficult [to-vb] [adj] [noun] | 5 |
|
| 18 | will [be] difficult [to-vb] [adj] [noun] | 5 |
|
| 19 | [be] [adv] difficult [to-vb] [adj] [noun] | 98 |
|
| 20 | [be] [adv] difficult [to-vb] [adj] [noun] | 85 |
|
| 21 | [be] very difficult [to-vb] [adj] [noun] | 39 |
|
| 22 | [be] very difficult [to-vb] [adj] [noun] | 39 |
|
| 23 | [be] not difficult [to-vb] [adj] [noun] | 13 |
|
| 24 | [be] [not/n't] difficult [to-vb] [adj] [noun] | 13 |
|
| 25 | [be] not difficult [to-vb] [adj] [noun] | 13 |
|
| 26 | [be] extremely difficult [to-vb] [adj] [noun] | 11 |
|
| 27 | [be] extremely difficult [to-vb] [adj] [noun] | 11 |
|
| 28 | [be] more difficult [to-vb] [adj] [noun] | 8 |
|
| 29 | [be] more difficult [to-vb] [adj] [noun] | 8 |
|
| 30 | [be] often difficult [to-vb] [adj] [noun] | 6 |
|
