| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it an easy [noun] | 6 |
|
| 2 | it be an easy [noun] | 64 |
|
| 3 | it [be] an easy [noun] | 64 |
|
| 4 | it [is] an easy [noun] | 37 |
|
| 5 | it [was/were] an easy [noun] | 27 |
|
| 6 | it was an easy [noun] | 25 |
|
| 7 | it 's an easy [noun] | 20 |
|
| 8 | it is an easy [noun] | 17 |
|
