| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [not/n't] be [vb pp] | 2510 |
|
| 2 | should be [vb pp] in | 1711 |
|
| 3 | [not/n't] be [vb pp] in | 1257 |
|
| 4 | should [not/n't] be in | 63 |
|
