| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have been [vb pp] president | 8 |
|
| 2 | [noun prp] have been [vb pp] president | 8 |
|
| 3 | have been [vb pp] president [prep] | 17 |
|
| 4 | have been [vb pp] president [prep] | 17 |
|
| 5 | have been [vb pp] president of | 9 |
|
| 6 | have been [vb pp] president of | 9 |
|
| 7 | have been [vb pp] president in | 5 |
|
| 8 | have been [vb pp] president in | 5 |
|
