| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should be [vb pp] [prep] this | 141 |
|
| 2 | should be [vb pp] [prep] this | 141 |
|
| 3 | should be [vb pp] at [adj] | 120 |
|
| 4 | [modal v] be [vb pp] at this | 90 |
|
| 5 | should be [verb] at this | 24 |
|
| 6 | should [be] [vb pp] at this | 22 |
|
| 7 | should be [vb pp] at this | 22 |
|
| 8 | should [be] [vb pp] at this | 22 |
|
| 9 | should be [vb pp] at this | 22 |
|
