| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at the [adj] | 8573 |
|
| 2 | [vb pp] at the [adj] | 2894 |
|
| 3 | introduced [prep] the [adj] | 401 |
|
| 4 | introduced [prep] the [adj] | 401 |
|
| 5 | introduced at [art] [adj] | 25 |
|
| 6 | introduced at [art] [adj] | 25 |
|
| 7 | introduce at the [adj] | 20 |
|
| 8 | introduced at the [adj] | 17 |
|
| 9 | introduced at the [adj] | 17 |
|
