| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | call for a [noun] | 466 |
|
| 2 | call for a [noun sg] | 446 |
|
| 3 | [verb] for a referendum | 27 |
|
| 4 | call for a referendum | 18 |
|
| 5 | call for [art] referendum | 18 |
|
| 6 | call for a referendum | 18 |
|
| 7 | call [prep] a referendum | 18 |
|
| 8 | call for [art] referendum | 18 |
|
