| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] be [vb pp] at a [adj -er] | 12 |
|
| 2 | [noun pl] are [verb] at a [adj -er] | 8 |
|
| 3 | [noun pl] be [verb] at a later | 6 |
|
