| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [vb -s] a [adj] [noun] to | 108 |
|
| 2 | [adv] [verb] a [adj] contribution to | 45 |
|
| 3 | [adv] [vb -s] a [adj] contribution to | 7 |
|
| 4 | [adv] [vb -s] [art] [adj] contribution to | 7 |
|
| 5 | [adv] [vb -s] a [adj] contribution [prep] | 6 |
|
