| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [pers pn] is difficult [verb] | 85 |
|
| 2 | and [pers pn] is not [verb] | 55 |
|
| 3 | [pers pn] is difficult not [verb] | 28 |
|
| 4 | and [pers pn] is difficult not | 5 |
|
