| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb past] been president [prep] [noun] | 6 |
|
| 2 | [vb past] been [verb] president [prep] [noun] | 7 |
|
| 3 | [vb past] been [vb pp] president [prep] [noun] | 7 |
|
| 4 | [vb past] been elected president [prep] [noun] | 5 |
|
| 5 | [vb past] been elect president [prep] [noun] | 5 |
|
| 6 | [vb past] been president [prep] the [noun] | 13 |
|
| 7 | [vb past] been president [prep] [art] [noun] | 13 |
|
| 8 | [vb past] been president [prep] [art] [noun] | 13 |
|
| 9 | [vb past] been president [prep] the [noun] | 13 |
|
