| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be around 20 [unc] cent | 6 |
|
| 2 | be around 20 per [no cls] | 6 |
|
| 3 | be around 20 per [no cls] | 6 |
|
| 4 | be around 20 [no cls] [no cls] | 6 |
|
