| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] [adj] contribution to | 602 |
|
| 2 | [vb -s] [art] [adj] contribution | 84 |
|
| 3 | [vb -s] [art] [adj] to | 8 |
|
| 4 | [vb -s] [art] contribution to | 6 |
|
