| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it hard [to-vb] [adj] | 39 |
|
| 2 | it hard [verb] [adj] | 35 |
|
| 3 | it hard [verb] [adj] | 20 |
|
| 4 | it hard [verb] [det] | 16 |
|
