| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [noun prp] [vb past] [pers pn] difficult | 9 |
|
| 2 | [noun prp] [noun prp] [vb past] [pers pn] difficult | 7 |
|
| 3 | [noun prp] [noun] [vb past] [pers pn] difficult | 10 |
|
| 4 | [noun prp] [noun prp] [vb past] [pers pn] difficult | 7 |
|
| 5 | [noun prp] [adv] [vb past] [pers pn] difficult | 6 |
|
| 6 | [noun prp] [adv] [vb past] [pers pn] difficult | 6 |
|
| 7 | [noun prp] [vb past] [pers pn] [adv] difficult | 11 |
|
| 8 | [noun prp] [vb past] [pers pn] [adv] difficult | 11 |
|
| 9 | [noun prp] [vb past] [pers pn] very difficult | 5 |
|
| 10 | [noun prp] [vb past] [pers pn] very difficult | 5 |
|
| 11 | [noun prp] [vb past] [pers pn] difficult [verb] | 29 |
|
| 12 | [noun prp] [vb past] [pers pn] difficult [to-vb] | 28 |
|
