| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be natural that | 62 |
|
| 2 | [was/were] natural that | 33 |
|
| 3 | was natural that | 33 |
|
| 4 | [is] natural that | 28 |
|
| 5 | is natural that | 24 |
|
