| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have made a [adj] contribution | 58 |
|
| 2 | have made a major [noun] | 29 |
|
| 3 | have make a major contribution | 14 |
|
| 4 | have [vb pp] a major contribution | 14 |
|
| 5 | have [verb] a major contribution | 14 |
|
| 6 | have made [art] major contribution | 14 |
|
| 7 | [verb] made a major contribution | 14 |
|
| 8 | have made [art] major contribution | 14 |
|
| 9 | have made a major contribution | 14 |
|
