| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] [verb] a [adj] contribution to | 15 |
|
| 2 | [coord] make a [adj] contribution to | 14 |
|
| 3 | [coord] [vb base] a [adj] contribution to | 5 |
|
| 4 | [coord] a [adj] contribution to [art] | 7 |
|
| 5 | [coord] a [adj] contribution to the | 7 |
|
| 6 | [coord] a [adj] contribution to the | 7 |
|
| 7 | [coord] a [adj] contribution to [art] | 7 |
|
