| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they are [vb pp] at [art] [adj] | 17 |
|
| 2 | they [am/are] [vb pp] at a [adj] | 10 |
|
| 3 | they [am/are] [vb pp] at [art] [adj] | 10 |
|
| 4 | they [am/are] [vb pp] at the [adj] | 8 |
|
