| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [verb] reference to | 8 |
|
| 2 | have [adj] reference to | 8 |
|
| 3 | have [vb pp] reference to | 7 |
|
| 4 | have [adj] reference to | 5 |
|
| 5 | have make reference to | 5 |
|
| 6 | have reference to [noun] | 6 |
|
