| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [vb mod] not be seen | 22 |
|
| 2 | [conj] [modal v] not be seen | 22 |
|
| 3 | [conj] can not be seen | 11 |
|
| 4 | [conj] can not be seen | 11 |
|
| 5 | [conj] should not be seen | 5 |
|
| 6 | [conj] should not be seen | 5 |
|
