| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] not be explained [prep] [adj] | 11 |
|
| 2 | [vb mod] not be explained [prep] [adj] | 11 |
|
| 3 | can not be explained [prep] [adj] | 9 |
|
| 4 | can not be explained [prep] [adj] | 9 |
|
| 5 | not be explained [prep] [adj] [noun] | 11 |
|
| 6 | not be explained [prep] [adj] [noun sg] | 6 |
|
| 7 | not be explained [prep] [adj] [noun pl] | 5 |
|
