| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been elected chairman | 7 |
|
| 2 | have been elected chairman | 7 |
|
| 3 | been elected chairman of | 6 |
|
| 4 | been elected chairman [prep] | 6 |
|
| 5 | been elected chairman [prep] | 6 |
|
| 6 | been elected chairman of | 6 |
|
