| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of [adv] 30 [unc] | 20 |
|
| 2 | of [adv] 30 [no cls] | 20 |
|
| 3 | of [adv] 30 per | 19 |
|
| 4 | of [adv] 30 per | 19 |
|
| 5 | of about 30 [unc] | 10 |
|
| 6 | of about 30 [unc] | 10 |
|
