| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be not easy [to-vb] | 306 |
|
| 2 | it be not easy [to-vb] | 275 |
|
| 3 | it is not easy [to-vb] | 195 |
|
| 4 | it was not easy [to-vb] | 59 |
|
| 5 | it 's not easy [to-vb] | 54 |
|
| 6 | it be n't easy [to-vb] | 33 |
|
| 7 | it be not easy to see | 21 |
|
| 8 | it be not easy to find | 19 |
|
| 9 | it be not easy to get | 17 |
|
| 10 | it be not easy to make | 12 |
|
| 11 | it be not easy to understand | 7 |
|
| 12 | it be not easy to do | 6 |
|
| 13 | it be not easy to give | 6 |
|
| 14 | it be not easy to distinguish | 6 |
|
| 15 | it be not easy to keep | 5 |
|
| 16 | it be not easy to say | 5 |
|
| 17 | it be not easy to know | 5 |
|
| 18 | it be not easy to explain | 5 |
|
