| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] for [art] 30 per | 5 |
|
| 2 | for [art] 30 per cent | 10 |
|
| 3 | for [art] 30 per [unc] | 10 |
|
| 4 | for [art] 30 per cent | 10 |
|
| 5 | for [art] 30 per [no cls] | 10 |
|
