| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [be] [verb] [prep] [adj] and | 20 |
|
| 2 | should [be] [vb pp] [prep] [adj] and | 19 |
|
| 3 | should [be] [prep] [adj] [noun] and | 12 |
|
| 4 | should [be] [prep] [adj] [noun sg] and | 8 |
|
