| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should be be | 22 |
|
| 2 | should be [be] | 22 |
|
| 3 | should be is | 8 |
|
| 4 | should be [is] | 8 |
|
| 5 | should be be | 5 |
|
| 6 | should be [was/were] | 5 |
|
| 7 | should be [be] | 5 |
|
