| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should be [vb pp] [prep] [adj] | 1811 |
|
| 2 | should be [vb pp] [prep] [adj] | 801 |
|
| 3 | [modal v] be [vb pp] [prep] full | 94 |
|
| 4 | should be [vb pp] [prep] full | 18 |
|
| 5 | should be [vb pp] [prep] full | 17 |
|
| 6 | should [be] [vb pp] [prep] full | 17 |
|
| 7 | should be [verb] [prep] full | 17 |
|
