| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is that it is hard [verb] | 6 |
|
| 2 | is [conj] it is hard [verb] | 6 |
|
| 3 | is [conj] it is hard [verb] | 6 |
|
| 4 | is [conj] it is hard [to-vb] | 6 |
|
| 5 | is that it is hard [verb] | 6 |
|
| 6 | is [that] it is hard [verb] | 6 |
|
