| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | demand [prep] [art] [adj] per [no cls] | 9 |
|
| 2 | demand [prep] [art] [adj] per [unc] | 9 |
|
| 3 | demand [prep] [art] [adj] per cent | 9 |
|
| 4 | demand [prep] [art] [adj] per cent | 9 |
|
