| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [be] a [adj] | 709 |
|
| 2 | [be] at a [adj] | 311 |
|
| 3 | they [be] at [adj] | 79 |
|
| 4 | they [be] at a | 26 |
|
