| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] a [adj] | 19267 |
|
| 2 | [be] a [adj] idea | 1292 |
|
| 3 | it [be] a idea | 44 |
|
| 4 | it a [adj] idea | 31 |
|
