| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it makes a [adj] [noun] | 124 |
|
| 2 | it makes a [adj] [noun sg] | 123 |
|
| 3 | [pron] makes a [adj] contribution | 12 |
|
| 4 | it [verb] a [adj] contribution | 11 |
|
| 5 | it make a [adj] contribution | 9 |
|
| 6 | it [vb -s] a [adj] contribution | 7 |
|
| 7 | it makes [art] [adj] contribution | 6 |
|
| 8 | it makes a [adj] contribution | 6 |
|
