| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is hard [verb] [noun] | 51 |
|
| 2 | it is [verb] this [noun] | 16 |
|
| 3 | it is hard [verb] this | 12 |
|
| 4 | is hard [verb] this [noun] | 6 |
|
