| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [coord] [vb past] [pers pn] difficult | 18 |
|
| 2 | [noun sg] [coord] [vb past] [pers pn] difficult | 11 |
|
| 3 | [noun pl] [coord] [vb past] [pers pn] difficult | 7 |
|
| 4 | [coord] [pron] [vb past] [pers pn] difficult | 11 |
|
| 5 | [coord] [pers pn] [vb past] [pers pn] difficult | 10 |
|
| 6 | [coord] [noun] [vb past] [pers pn] difficult | 7 |
|
| 7 | [coord] he [vb past] [pers pn] difficult | 6 |
|
| 8 | [coord] he [vb past] [pers pn] difficult | 6 |
|
| 9 | [coord] [vb past] [pers pn] [adv] difficult | 10 |
|
| 10 | [coord] [vb past] [pers pn] [adv] difficult | 9 |
|
| 11 | [coord] [vb past] [pers pn] difficult [to-vb] | 21 |
|
| 12 | [coord] [vb past] [pers pn] difficult [verb] | 21 |
|
| 13 | [coord] [vb past] [pers pn] difficult [prep] | 7 |
|
| 14 | [coord] [vb past] [pers pn] difficult [prep] | 7 |
|
| 15 | [coord] [vb past] [pers pn] difficult for | 6 |
|
| 16 | [coord] [vb past] [pers pn] difficult for | 6 |
|
