| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [coord] it [is] difficult [to-vb] | 39 |
|
| 2 | [noun sg] [coord] it [is] difficult [to-vb] | 22 |
|
| 3 | [noun pl] [coord] it [is] difficult [to-vb] | 14 |
|
| 4 | [adj] [coord] it [is] difficult [to-vb] | 8 |
|
| 5 | [verb] [coord] it [is] difficult [to-vb] | 7 |
|
| 6 | [adj] [coord] it [is] difficult [to-vb] | 5 |
|
| 7 | [coord] [conj] it [is] difficult [to-vb] | 13 |
|
| 8 | [coord] [adv] it [is] difficult [to-vb] | 11 |
|
| 9 | [coord] [adv] it [is] difficult [to-vb] | 10 |
|
| 10 | [coord] that it [is] difficult [to-vb] | 8 |
|
| 11 | [coord] that it [is] difficult [to-vb] | 8 |
|
| 12 | [coord] [that] it [is] difficult [to-vb] | 8 |
|
| 13 | [coord] [subord] it [is] difficult [to-vb] | 5 |
|
| 14 | [coord] it [is] [adv] difficult [to-vb] | 104 |
|
| 15 | [coord] it [is] [adv] difficult [to-vb] | 88 |
|
| 16 | [coord] it [is] very difficult [to-vb] | 42 |
|
| 17 | [coord] it [is] very difficult [to-vb] | 42 |
|
| 18 | [coord] it [is] not difficult [to-vb] | 16 |
|
| 19 | [coord] it [is] [not/n't] difficult [to-vb] | 16 |
|
| 20 | [coord] it [is] not difficult [to-vb] | 16 |
|
| 21 | [coord] it [is] often difficult [to-vb] | 10 |
|
| 22 | [coord] it [is] often difficult [to-vb] | 10 |
|
| 23 | [coord] it [is] more difficult [to-vb] | 5 |
|
| 24 | [coord] it [is] extremely difficult [to-vb] | 5 |
|
| 25 | [coord] it [is] more difficult [to-vb] | 5 |
|
| 26 | [coord] it [is] extremely difficult [to-vb] | 5 |
|
| 27 | [coord] it [is] difficult [adv] [to-vb] | 12 |
|
| 28 | [coord] it [is] difficult not [to-vb] | 8 |
|
| 29 | [coord] it [is] difficult not [to-vb] | 8 |
|
| 30 | [coord] it [is] difficult [not/n't] [to-vb] | 8 |
|
