| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] is certain is that | 5 |
|
| 2 | [Wh det] is certain is [adj] | 5 |
|
| 3 | what is certain is [adj] | 5 |
|
| 4 | [Wh det] is certain is [det] | 5 |
|
| 5 | [Wh det] is certain is that | 5 |
|
