| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | about 10 per cent [prep] | 58 |
|
| 2 | about 10 per cent [prep] | 58 |
|
| 3 | about 10 per [no cls] [prep] | 58 |
|
| 4 | about 10 per [unc] of | 50 |
|
