| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be hard [verb] [pron] | 229 |
|
| 2 | it be hard [verb] [art] | 219 |
|
| 3 | it be [verb] [pron] [art] | 54 |
|
| 4 | be hard [verb] [pron] [art] | 5 |
|
