| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [verb] a [adj] contribution to | 48 |
|
| 2 | [adv] [verb] a [adj] contribution to | 45 |
|
| 3 | [adv] [verb] a major [noun] to | 19 |
|
| 4 | [adv] [verb] a major contribution to | 9 |
|
| 5 | [adv] [verb] [art] major contribution to | 9 |
|
| 6 | [adv] [verb] a major contribution to | 9 |
|
| 7 | [adv] [verb] a major contribution [prep] | 9 |
|
| 8 | [adv] [verb] a major contribution [prep] | 9 |
|
