| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] introduced for the [num ord] | 7 |
|
| 2 | be introduced for the [num ord] | 7 |
|
| 3 | introduced for the [num ord] time | 10 |
|
| 4 | introduced for the [num ord] time | 10 |
|
| 5 | introduced for the [num ord] [noun] | 10 |
|
| 6 | introduced for the [num ord] [noun sg] | 10 |
|
