| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] has make [art] [adj] contribution | 14 |
|
| 2 | [pron] has made [art] [adj] contribution | 14 |
|
| 3 | [pron] has make a [adj] contribution | 8 |
|
| 4 | [Wh pn] has make [art] [adj] contribution | 6 |
|
| 5 | [pron] has make an [adj] contribution | 6 |
|
| 6 | who has make [art] [adj] contribution | 6 |
|
| 7 | who has make [art] [adj] contribution | 6 |
|
| 8 | [pers pn] has make [art] [adj] contribution | 5 |
|
