| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should be [vb pp] [verb] [noun pl] | 100 |
|
| 2 | be [vb pp] [verb] that [noun pl] | 83 |
|
| 3 | should be [vb pp] [verb] that | 66 |
|
| 4 | should be [verb] that [noun pl] | 27 |
|
| 5 | should be [vb pp] that [noun pl] | 26 |
|
