| 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] regular | 32 |
|
| 4 | should be [verb] [prep] regular | 13 |
|
| 5 | should be [vb pp] [prep] regular | 13 |
|
| 6 | should [be] [vb pp] [prep] regular | 13 |
|
| 7 | should be [vb pp] [prep] regular | 13 |
|
