| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | contribute to the [noun] | 1235 |
|
| 2 | [indef pn] to the [noun] | 538 |
|
| 3 | contribute [indef pn] to the | 24 |
|
| 4 | contribute [indef pn] to [noun] | 5 |
|
