| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [prep] a [adj] | 980 |
|
| 2 | in [prep] a [adj] | 730 |
|
| 3 | be in [prep] a | 94 |
|
| 4 | be in [prep] [adj] | 46 |
|
