| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and introduce the | 50 |
|
| 2 | and introduced the | 20 |
|
| 3 | and introduce the | 10 |
|
| 4 | and introducing the | 8 |
|
| 5 | and to introduce the | 6 |
|
| 6 | and introduces the | 6 |
|
