| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be difficult [verb] from [adj] | 8 |
|
| 2 | [be] difficult [verb] from [adj] | 8 |
|
| 3 | are difficult [verb] from [adj] | 5 |
|
| 4 | [am/are] difficult [verb] from [adj] | 5 |
|
| 5 | difficult [verb] from [art] [adj] | 11 |
|
| 6 | difficult [verb] from [art] [adj] | 11 |
|
| 7 | difficult [verb] from the [adj] | 7 |
|
| 8 | difficult [verb] from the [adj] | 7 |
|
| 9 | difficult [verb] from [adj] [noun] | 10 |
|
| 10 | difficult [verb] from [adj] [noun pl] | 5 |
|
