| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should be [vb pp] [prep] [adj] | 1811 |
|
| 2 | not be [vb pp] [prep] [adj] | 1712 |
|
| 3 | should not be [vb pp] [prep] | 909 |
|
| 4 | should not be [vb pp] [adj] | 41 |
|
| 5 | should not be [prep] [adj] | 11 |
|
