| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at least 30 [unc] cent | 10 |
|
| 2 | [prep] least 30 [unc] cent | 10 |
|
| 3 | [prep] least 30 [unc] cent | 10 |
|
| 4 | at least 30 [unc] cent | 10 |
|
