| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be introduce [prep] the [num ord] | 36 |
|
| 2 | [be] introduced [prep] the [num ord] | 35 |
|
| 3 | [was/were] introduce [prep] the [num ord] | 22 |
|
| 4 | [be] introduce in the [num ord] | 18 |
|
| 5 | [be] introduce [prep] the first | 15 |
|
| 6 | was introduce [prep] the [num ord] | 14 |
|
| 7 | were introduce [prep] the [num ord] | 8 |
|
| 8 | [be] introduce for the [num ord] | 7 |
|
| 9 | [be] introduce [prep] the [num ord] | 6 |
|
| 10 | [be] introduce [prep] the next | 6 |
|
| 11 | be introduce [prep] the [num ord] | 6 |
|
