| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be difficult [to-vb] [adv] | 599 |
|
| 2 | be difficult [to-vb] [adv] | 195 |
|
| 3 | be [adj] [to-vb] just | 94 |
|
| 4 | be [adj] [to-vb] just | 91 |
|
| 5 | be difficult [to-vb] just | 12 |
|
| 6 | be difficult [verb] just | 12 |
|
| 7 | be difficult [to-vb] just | 12 |
|
| 8 | [be] difficult [to-vb] just | 12 |
|
