| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who have [adv] [been] [verb] | 297 |
|
| 2 | who have [adv] [verb] a | 288 |
|
| 3 | have [adv] [been] [verb] a | 188 |
|
| 4 | who have [been] [verb] a | 80 |
|
| 5 | who have [adv] [been] a | 30 |
|
