| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | are [verb] [adv prt] by | 323 |
|
| 2 | [verb] [adv prt] by an | 184 |
|
| 3 | are [verb] by an | 122 |
|
| 4 | are [verb] [adv prt] an | 9 |
|
