| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been chairman of | 26 |
|
| 2 | [verb] been chairman of | 26 |
|
| 3 | has been chairman of | 16 |
|
| 4 | [vb -s] been chairman of | 16 |
|
| 5 | [vb past] been chairman of | 6 |
|
| 6 | had been chairman of | 6 |
|
| 7 | been [vb pp] chairman of | 22 |
|
| 8 | been [verb] chairman of | 22 |
|
| 9 | been appoint chairman of | 14 |
|
| 10 | been appointed chairman of | 14 |
|
| 11 | been elected chairman of | 6 |
|
| 12 | been elect chairman of | 6 |
|
| 13 | been chairman of the | 17 |
|
| 14 | been chairman of the | 17 |
|
| 15 | been chairman of [art] | 17 |
|
| 16 | been chairman of [art] | 17 |
|
| 17 | been chairman of [noun] | 10 |
|
| 18 | been chairman of [noun prp] | 9 |
|
