| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun pl] [unc] | 601 |
|
| 2 | by [art] [noun pl] [unc] | 425 |
|
| 3 | by [art] [noun pl] [unc] | 425 |
|
| 4 | by a [noun] [unc] | 220 |
|
| 5 | by a [noun pl] [unc] | 37 |
|
