| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have had a [adj] | 2054 |
|
| 2 | have had a [adj] | 1825 |
|
| 3 | have [verb] a significant | 136 |
|
| 4 | have [vb pp] a significant | 134 |
|
| 5 | have had [art] significant | 23 |
|
| 6 | [verb] had a significant | 22 |
|
| 7 | have had a significant | 22 |
|
| 8 | have have a significant | 22 |
|
