| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] it be difficult believe that | 9 |
|
| 2 | [coord] it [be] difficult believe that | 9 |
|
| 3 | [coord] it [be] difficult to believe that | 9 |
|
| 4 | [coord] it [be] difficult believe that | 9 |
|
| 5 | [coord] it [is] difficult believe that | 7 |
|
| 6 | [coord] it is difficult believe that | 6 |
|
| 7 | and it [be] difficult believe that | 6 |
|
