| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] at a | 359 |
|
| 2 | [verb] at a high | 139 |
|
| 3 | is [verb] a high | 24 |
|
| 4 | is [verb] at high | 15 |
|
| 5 | is at a high | 10 |
|
