| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be hard to believe that [adj] | 18 |
|
| 2 | it is hard believe that [adj] | 11 |
|
| 3 | it be hard believe that [det] | 10 |
|
| 4 | it be hard believe that [num] | 6 |
|
