| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] [conj] [det] [adj] | 115 |
|
| 2 | is hard [verb] [conj] [adj] | 21 |
|
| 3 | hard [verb] [conj] [det] [adj] | 16 |
|
| 4 | is hard [verb] [conj] [det] | 13 |
|
| 5 | is hard [verb] [det] [adj] | 10 |
|
