| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | remain at [art] high [noun sg] | 8 |
|
| 2 | remain at [art] high [noun sg] | 7 |
|
| 3 | remain at [art] high level | 7 |
|
| 4 | remain at a high [noun sg] | 7 |
|
| 5 | remain at a high [noun sg] | 7 |
|
