| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] by a | 2849 |
|
| 2 | [adv] by a | 1381 |
|
| 3 | once [prep] a | 498 |
|
| 4 | once [prep] a | 498 |
|
| 5 | once by [art] | 34 |
|
| 6 | once by a | 15 |
|
| 7 | once by a | 15 |
|
