| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] should [be] [verb] a [noun sg] | 8 |
|
| 2 | [adj] should be [verb] a [noun sg] | 8 |
|
| 3 | [adj] should [be] [vb pp] a [noun sg] | 7 |
|
| 4 | [adj] should [be] [verb] a [noun sg] | 7 |
|
