| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] make a [adj] contribution to | 10 |
|
| 2 | [pers pn] make a [adj] contribution to | 9 |
|
| 3 | they make a [adj] contribution to | 9 |
|
| 4 | they make a [adj] contribution to | 9 |
|
| 5 | [pron] make a [adj] contribution to | 6 |
|
