| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] high rate [prep] | 109 |
|
| 2 | [art] high rate of | 106 |
|
| 3 | a high rate [prep] | 68 |
|
| 4 | a high rate [prep] | 68 |
|
| 5 | the high rate [prep] | 41 |
|
| 6 | the high rate [prep] | 41 |
|
