| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [is] [verb] at a [adj] | 9 |
|
| 2 | [Wh det] is [verb] at a [adj] | 9 |
|
| 3 | [Wh det] [is] [vb pp] at a [adj] | 7 |
|
| 4 | [Wh det] [is] [verb] at a [adj] | 7 |
|
