| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] should [art] [noun sg] | 50 |
|
| 2 | [coord] [modal v] a [noun sg] | 43 |
|
| 3 | [conj] should a [noun sg] | 14 |
|
| 4 | [coord] should a [noun] | 12 |
|
