| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [verb] by [art] | 143 |
|
| 2 | if [verb] by [art] | 143 |
|
| 3 | if [vb pp] by [art] | 142 |
|
| 4 | if [verb] by the | 73 |
|
| 5 | if [verb] by a | 58 |
|
| 6 | if [verb] by an | 11 |
|
| 7 | if accompanied by [art] | 10 |
|
| 8 | if accompany by [art] | 10 |
|
| 9 | if required by [art] | 5 |
|
| 10 | if approved by [art] | 5 |
|
| 11 | if require by [art] | 5 |
|
| 12 | if approve by [art] | 5 |
|
