| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] difficult [verb] [det] | 174 |
|
| 2 | [be] [adj] believe [det] | 26 |
|
| 3 | [be] [adj] believe [det] | 26 |
|
| 4 | [be] difficult believe [det] | 5 |
|
| 5 | [be] difficult believe [adj] | 5 |
|
