| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adv] [adj] per cent | 1840 |
|
| 2 | by [adv] [adj] per cent | 293 |
|
| 3 | by [adv] [adj] [unc] cent | 293 |
|
| 4 | by [adv] [adj] per [no cls] | 293 |
|
| 5 | by [adv] [adj] per [unc] | 293 |
|
