| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not be [verb] | 24046 |
|
| 2 | not be [vb pp] | 21697 |
|
| 3 | [adv] be explained | 268 |
|
| 4 | not be explain | 111 |
|
| 5 | not [be] explained | 111 |
|
