| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | least 50 per [unc] | 22 |
|
| 2 | least 50 [unc] [no cls] | 22 |
|
| 3 | least 50 per [unc] | 22 |
|
| 4 | least 50 [unc] cent | 22 |
|
| 5 | least 50 [no cls] [unc] | 22 |
|
| 6 | least 50 [unc] cent | 22 |
|
