| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [vb pp] a [adj] history of | 8 |
|
| 2 | have [vb pp] a [adj] history of | 8 |
|
| 3 | have [vb pp] a long history of | 5 |
|
| 4 | have [vb pp] a long history of | 5 |
|
| 5 | have [vb pp] a history of [noun] | 6 |
|
