| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is obvious that [adj] [noun sg] | 13 |
|
| 2 | it [is] obvious that [adj] [noun sg] | 13 |
|
| 3 | it [is] obvious that [adj] [noun sg] | 13 |
|
| 4 | it [is] obvious that [adj] [noun sg] | 7 |
|
| 5 | it [is] obvious that [det] [noun sg] | 5 |
|
