| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | by about [num] [no cls] [no cls] [prep] | 7 |
|
| 2 | by about [num] [unc] [no cls] [prep] | 7 |
|
| 3 | by about [num] [unc] cent [prep] | 7 |
|
| 4 | by about [num] per [no cls] [prep] | 7 |
|
| 5 | by about [num] [unc] [no cls] [prep] | 7 |
|
| 6 | by about [num] per [no cls] [prep] | 7 |
|
