| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of over 50 [unc] | 9 |
|
| 2 | of over 50 [no cls] | 9 |
|
| 3 | of over 50 per | 8 |
|
| 4 | of over 50 per | 8 |
|
