| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have been [vb pp] chairman | 11 |
|
| 2 | [noun prp] have been [vb pp] chairman | 10 |
|
| 3 | have been [vb pp] as chairman | 6 |
|
| 4 | have been [vb pp] [conj] chairman | 6 |
|
| 5 | have been [vb pp] [subord] chairman | 6 |
|
| 6 | have been [vb pp] as chairman | 6 |
|
| 7 | have been [vb pp] [adj] chairman | 5 |
|
| 8 | have been [vb pp] [adj] chairman | 5 |
|
| 9 | have been [vb pp] chairman of | 20 |
|
| 10 | have been [vb pp] chairman [prep] | 20 |
|
| 11 | have been [vb pp] chairman of | 20 |
|
| 12 | have been [vb pp] chairman [prep] | 20 |
|
