| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [prep] a | 114259 |
|
| 2 | are [prep] a | 1682 |
|
| 3 | [vb pp] are [prep] | 135 |
|
| 4 | [vb pp] are a | 46 |
|
