| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it was discovered that [adj] | 18 |
|
| 2 | it was discovered that [noun] | 14 |
|
| 3 | was discovered that [adj] [noun] | 10 |
|
| 4 | it was that [adj] [noun] | 9 |
|
