| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | contribute to the development | 67 |
|
| 2 | contribute to the development | 17 |
|
| 3 | contributed to the development | 17 |
|
| 4 | contributing to the development | 8 |
|
| 5 | contribute to the development | 8 |
|
| 6 | to contribute to the development | 8 |
|
| 7 | contributes to the development | 6 |
|
