| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] been [prep] the [noun] | 942 |
|
| 2 | [vb past] president [prep] the [noun] | 21 |
|
| 3 | been president [prep] the [noun] | 17 |
|
| 4 | [vb past] been president [prep] the | 16 |
|
| 5 | [vb past] been president [prep] [noun] | 9 |
|
