| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] at [art] [adj] | 533 |
|
| 2 | [v-ing] at [art] [adj] rate | 103 |
|
| 3 | be [v-ing] at [art] rate | 67 |
|
| 4 | be at [art] [adj] rate | 14 |
|
| 5 | be [v-ing] [art] [adj] rate | 11 |
|
