| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] not difficult [to-vb] | 162 |
|
| 2 | it [is] not difficult [verb] | 162 |
|
| 3 | it [is] not [adj] to show | 10 |
|
| 4 | it [is] [adv] difficult to show | 7 |
|
| 5 | it [be] not difficult to show | 5 |
|
| 6 | it [is] not difficult show | 5 |
|
| 7 | [pron] [is] not difficult to show | 5 |
|
