| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should be [vb pp] [prep] [art] [adj] | 1249 |
|
| 2 | [modal v] be [vb pp] [prep] [art] same | 319 |
|
| 3 | should be [verb] [prep] [art] same | 59 |
|
| 4 | should [be] [vb pp] [prep] [art] same | 58 |
|
| 5 | should be [vb pp] [prep] [art] same | 58 |
|
