| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | can be [vb pp] [prep] | 20640 |
|
| 2 | not be [vb pp] [prep] | 8587 |
|
| 3 | can not be [vb pp] | 6254 |
|
| 4 | can not be [prep] | 118 |
|
