| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [art] [adj] [noun sg] | 36647 |
|
| 2 | introduce [art] [adj] [noun sg] | 961 |
|
| 3 | introduce at [art] [noun sg] | 42 |
|
| 4 | introduce at [art] [adj] | 28 |
|
| 5 | introduce at [adj] [noun sg] | 15 |
|
