| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | make a [adj] contribution to [det] | 17 |
|
| 2 | [verb] a [adj] contribution to [det] | 17 |
|
| 3 | [verb] a [adj] contribution to [det] | 16 |
|
| 4 | [verb] a significant contribution to [det] | 6 |
|
| 5 | [verb] a [adj] contribution to this | 6 |
|
| 6 | [vb pp] a [adj] contribution to [det] | 5 |
|
| 7 | made a [adj] contribution to [det] | 5 |
|
| 8 | made a [adj] contribution to [det] | 5 |
|
| 9 | [vb past] a [adj] contribution to [det] | 5 |
|
