| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] may be [that] | 65 |
|
| 2 | explanation [vb mod] be [that] | 15 |
|
| 3 | explanation [modal v] be [that] | 15 |
|
| 4 | explanation may be [that] | 6 |
|
| 5 | explanation may be [conj] | 6 |
|
| 6 | explanation may [be] [that] | 6 |
|
