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