| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which have [been] [verb] [adv] | 657 |
|
| 2 | have [been] [verb] [adv] [det] | 312 |
|
| 3 | which have [verb] [adv] [det] | 70 |
|
| 4 | which have [been] [verb] [det] | 26 |
|
