| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [prep] a | 97579 |
|
| 2 | are [vb pp] [prep] | 42049 |
|
| 3 | are [prep] a | 1464 |
|
| 4 | are [vb pp] a | 379 |
|
