| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [prep] 10 per [unc] | 155 |
|
| 2 | [prep] about 10 per [unc] | 25 |
|
| 3 | [noun sg] [prep] about 10 [unc] | 10 |
|
| 4 | [noun sg] [prep] about 10 per | 9 |
|
