| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | introduced at [art] [adj] [noun] | 12 |
|
| 2 | introduced at [art] [adj] [noun sg] | 10 |
|
| 3 | introduced at a [adj] [noun] | 6 |
|
| 4 | introduced at the [adj] [noun] | 6 |
|
| 5 | introduced at the [adj] [noun] | 6 |
|
| 6 | introduced at an [adj] [noun] | 5 |
|
