| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] by an | 303 |
|
| 2 | [vb pp] [adv] by an | 251 |
|
| 3 | backed [adv] by [art] | 58 |
|
| 4 | backed [adv] by [art] | 58 |
|
| 5 | backed [adv] by a | 30 |
|
| 6 | backed [adv] [prep] an | 9 |
|
| 7 | backed [adv] [prep] an | 9 |
|
| 8 | back [adv] by an | 9 |
|
| 9 | backed [adv] by an | 7 |
|
