| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [verb] [prep] [det] | 755 |
|
| 2 | which have [been] [verb] [prep] | 600 |
|
| 3 | which have [verb] [prep] [det] | 34 |
|
| 4 | which have [been] [verb] [det] | 6 |
|
