| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] not difficult [to-vb] | 155 |
|
| 2 | it [is] not difficult [verb] | 155 |
|
| 3 | it is not difficult [verb] | 140 |
|
| 4 | it [is] not difficult see | 41 |
|
| 5 | it [is] not difficult to see | 41 |
|
| 6 | it [is] not difficult imagine | 18 |
|
| 7 | it [is] not difficult to imagine | 18 |
|
| 8 | it 's not difficult [verb] | 15 |
|
| 9 | it [is] not difficult find | 12 |
|
| 10 | it [is] not difficult to find | 12 |
|
| 11 | it [is] not difficult understand | 7 |
|
| 12 | it [is] not difficult to understand | 7 |
|
| 13 | it [is] not difficult to show | 5 |
|
| 14 | it [is] not difficult think | 5 |
|
| 15 | it [is] not difficult to think | 5 |
|
| 16 | it [is] not difficult show | 5 |
|
