| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] is [adv] difficult | 734 |
|
| 2 | [pers pn] is [adv] [coord] | 130 |
|
| 3 | is [adv] difficult [coord] | 46 |
|
| 4 | [pers pn] is difficult [coord] | 15 |
|
| 5 | [pers pn] [adv] difficult [coord] | 11 |
|
