| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should be [vb pp] [prep] [adj] | 801 |
|
| 2 | [modal v] be [vb pp] to [adj] | 788 |
|
| 3 | should be [vb pp] to [adj] | 293 |
|
| 4 | should be [verb] to [adj] | 111 |
|
| 5 | should [be] [vb pp] to [adj] | 109 |
|
