| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] at [art] [noun sg] [Wh det] | 10 |
|
| 2 | is [verb] at [art] [noun] which | 9 |
|
| 3 | is [vb pp] at [art] [noun] [Wh det] | 8 |
|
| 4 | is [verb] at a [noun] [Wh det] | 7 |
|
