| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] at a [adj] | 165 |
|
| 2 | is [verb] [prep] a high | 52 |
|
| 3 | is [verb] [prep] a high | 52 |
|
| 4 | be [verb] at a high | 41 |
|
| 5 | [be] [verb] at a high | 41 |
|
| 6 | is [verb] at [art] high | 7 |
|
| 7 | is [verb] at a high | 6 |
|
| 8 | [is] [verb] at a high | 6 |
|
