| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [vb base] [verb] at a [adj] | 5 |
|
| 2 | they [vb base] at a [adj] [noun sg] | 10 |
|
| 3 | they [vb base] at a [adj] [noun] | 10 |
|
