| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] difficult [to-vb] [conj] [is] | 6 |
|
| 2 | be difficult [to-vb] [conj] [is] | 6 |
|
| 3 | difficult [to-vb] [conj] [pron] [is] | 37 |
|
| 4 | difficult [to-vb] [conj] [pers pn] [is] | 23 |
|
| 5 | difficult [to-vb] [conj] it [is] | 21 |
|
| 6 | difficult [to-vb] [conj] it [is] | 21 |
|
| 7 | difficult [to-vb] [conj] [adj] [is] | 12 |
|
| 8 | difficult [to-vb] [conj] [det] [is] | 12 |
|
| 9 | difficult [to-vb] [conj] this [is] | 11 |
|
| 10 | difficult [to-vb] [conj] this [is] | 11 |
|
| 11 | difficult [to-vb] [conj] [ex0] [is] | 9 |
|
| 12 | difficult [to-vb] [conj] there [is] | 9 |
|
| 13 | difficult [to-vb] [conj] there [is] | 9 |
|
| 14 | difficult [to-vb] [conj] [noun] [is] | 9 |
|
| 15 | difficult [to-vb] [conj] [is] [adv] | 5 |
|
| 16 | difficult [to-vb] [conj] [is] [adv] | 5 |
|
