| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [verb] to [det] | 298 |
|
| 2 | which have [been] [verb] to | 289 |
|
| 3 | which have [been] [verb] [det] | 26 |
|
| 4 | which have [verb] to [det] | 18 |
|
