| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [num] per cent [noun sg] | 429 |
|
| 2 | [prep] a [adj] per cent [noun sg] | 429 |
|
| 3 | [prep] [art] 50 per cent [noun sg] | 27 |
|
| 4 | [prep] [art] 50 per cent [noun sg] | 27 |
|
| 5 | [prep] a 50 per [unc] [noun sg] | 20 |
|
| 6 | [prep] a 50 [unc] cent [noun sg] | 20 |
|
| 7 | [prep] a 50 per cent [noun] | 20 |
|
| 8 | [prep] a 50 per cent [noun sg] | 20 |
|
| 9 | [prep] a 50 per cent [noun sg] | 20 |
|
