| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is [verb] | 5966 |
|
| 2 | it is hard [verb] | 693 |
|
| 3 | [conj] it is hard | 188 |
|
| 4 | [conj] is hard [verb] | 19 |
|
