| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] hard [verb] [det] | 70 |
|
| 2 | it [is] [verb] [det] [noun pl] | 33 |
|
| 3 | it [is] hard [verb] [noun pl] | 31 |
|
| 4 | [is] hard [verb] [det] [noun pl] | 8 |
|
