| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] of about [num] per [no cls] | 86 |
|
| 2 | [noun sg] of about [num] per [no cls] | 77 |
|
| 3 | rate of about [num] per [no cls] | 13 |
|
| 4 | rate of about [num] per [no cls] | 12 |
|
| 5 | [noun pl] of about [num] per [no cls] | 9 |
|
| 6 | level of about [num] per [no cls] | 5 |
|
| 7 | level of about [num] per [no cls] | 5 |
|
| 8 | of about [num] per [no cls] [prep] | 28 |
|
| 9 | of about [num] per [no cls] [prep] | 28 |
|
| 10 | of about [num] per [no cls] of | 13 |
|
| 11 | of about [num] per [no cls] of | 13 |
|
