| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] either a [noun sg] | 45 |
|
| 2 | [modal v] specify [adv] a [noun sg] | 23 |
|
| 3 | [modal v] specify either a [noun] | 21 |
|
| 4 | [modal v] specify either [art] [noun sg] | 21 |
|
