| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be explained by the [noun sg] [that] | 22 |
|
| 2 | be explained by the [noun sg] that | 22 |
|
| 3 | be explained by the [noun sg] [that] | 22 |
|
| 4 | be explained by the fact [that] | 20 |
|
