| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | per [no cls] [noun] [prep] [adv] | 15 |
|
| 2 | per [unc] [noun] [prep] [adv] | 15 |
|
| 3 | per cent [noun] [prep] [adv] | 13 |
|
| 4 | per cent [noun] [prep] [adv] | 13 |
|
| 5 | per [unc] [noun sg] [prep] [adv] | 12 |
|
| 6 | per [unc] [noun] in [adv] | 5 |
|
