| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] should have [art] [noun] | 270 |
|
| 2 | [pers pn] [modal v] have [art] difficulty | 25 |
|
| 3 | [pers pn] should [verb] [art] difficulty | 9 |
|
| 4 | [pers pn] should [vb infin] [art] difficulty | 9 |
|
| 5 | [pron] should have [art] difficulty | 9 |
|
| 6 | [pers pn] should have [art] difficulty | 8 |
|
