| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have a [noun sg] | 4217 |
|
| 2 | should [vb infin] a [noun sg] | 1368 |
|
| 3 | should [verb] a [noun sg] | 1368 |
|
| 4 | should have [art] [noun sg] | 662 |
|
| 5 | should have a [noun] | 369 |
|
| 6 | should have a [noun sg] | 357 |
|
