| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] [noun pl] at [adj] levels | 7 |
|
| 2 | [to-vb] [noun pl] at different [noun pl] | 6 |
|
| 3 | [to-vb] [noun pl] at [adj] prices | 5 |
|
