| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] been [vb pp] president [prep] [noun] | 7 |
|
| 2 | had been [verb] president [prep] [noun] | 7 |
|
| 3 | [vb past] been [verb] president [prep] [noun] | 7 |
|
| 4 | [vb past] been [verb] president [prep] [noun prp] | 6 |
|
| 5 | [vb past] been elected president [prep] [noun] | 5 |
|
| 6 | [vb past] been elect president [prep] [noun] | 5 |
|
