| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] difficult [to-vb] [coord] the | 12 |
|
| 2 | [adv] difficult [to-vb] [coord] the | 12 |
|
| 3 | [be] difficult [to-vb] [coord] the | 10 |
|
| 4 | be difficult [to-vb] [coord] the | 10 |
|
| 5 | are difficult [to-vb] [coord] the | 5 |
|
| 6 | [am/are] difficult [to-vb] [coord] the | 5 |
|
| 7 | difficult [to-vb] [coord] [verb] the | 5 |
|
| 8 | difficult [to-vb] [coord] the [noun] | 15 |
|
| 9 | difficult [to-vb] [coord] the [noun sg] | 10 |
|
| 10 | difficult [to-vb] [coord] the [adj] | 7 |
|
| 11 | difficult [to-vb] [coord] the [adj] | 5 |
|
| 12 | difficult [to-vb] [coord] the [noun pl] | 5 |
|
