| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [is] difficult [to-vb] [noun pl] | 19 |
|
| 2 | [that] it [is] difficult [to-vb] [noun pl] | 10 |
|
| 3 | that it [is] difficult [to-vb] [noun pl] | 10 |
|
| 4 | that it [is] difficult [to-vb] [noun pl] | 10 |
|
| 5 | [subord] it [is] difficult [to-vb] [noun pl] | 5 |
|
| 6 | [noun] it [is] difficult [to-vb] [noun pl] | 5 |
|
| 7 | it [is] [adv] difficult [to-vb] [noun pl] | 41 |
|
| 8 | it [is] [adv] difficult [to-vb] [noun pl] | 30 |
|
| 9 | it [is] very difficult [to-vb] [noun pl] | 15 |
|
| 10 | it [is] very difficult [to-vb] [noun pl] | 15 |
|
| 11 | it [is] not difficult [to-vb] [noun pl] | 11 |
|
| 12 | it [is] not difficult [to-vb] [noun pl] | 11 |
|
| 13 | it [is] [not/n't] difficult [to-vb] [noun pl] | 11 |
|
| 14 | it [is] difficult [to-vb] [adj] [noun pl] | 53 |
|
| 15 | it [is] difficult [to-vb] [adj] [noun pl] | 34 |
|
| 16 | it [is] difficult [to-vb] the [noun pl] | 33 |
|
| 17 | it [is] difficult [to-vb] [art] [noun pl] | 33 |
|
| 18 | it [is] difficult [to-vb] the [noun pl] | 33 |
|
| 19 | it [is] difficult [to-vb] [art] [noun pl] | 33 |
|
| 20 | it [is] difficult [to-vb] [det] [noun pl] | 19 |
|
| 21 | it [is] difficult [to-vb] [pron] [noun pl] | 12 |
|
| 22 | it [is] difficult [to-vb] [Wh det] [noun pl] | 11 |
|
| 23 | it [is] difficult [to-vb] [conj] [noun pl] | 10 |
|
| 24 | it [is] difficult [to-vb] [prep] [noun pl] | 10 |
|
| 25 | it [is] difficult [to-vb] [prep] [noun pl] | 10 |
|
| 26 | it [is] difficult [to-vb] these [noun pl] | 9 |
|
| 27 | it [is] difficult [to-vb] these [noun pl] | 9 |
|
| 28 | it [is] difficult [to-vb] that [noun pl] | 7 |
|
| 29 | it [is] difficult [to-vb] [noun] [noun pl] | 7 |
|
| 30 | it [is] difficult [to-vb] [noun sg] [noun pl] | 7 |
|
