| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | introduce [prep] the first [noun sg] | 23 |
|
| 2 | introduce [prep] the first [noun sg] | 23 |
|
| 3 | introduce for the first [noun sg] | 12 |
|
| 4 | introduce for the first [noun sg] | 12 |
|
| 5 | introduce in the first [noun sg] | 7 |
|
| 6 | introduce in the first [noun sg] | 7 |
|
| 7 | introduce the first [noun] [noun sg] | 5 |
|
| 8 | introduce the first [noun sg] [prep] | 5 |
|
| 9 | introduce the first [noun sg] [noun] | 5 |
|
| 10 | introduce the first [noun sg] [prep] | 5 |
|
