| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been a [noun] leader | 5 |
|
| 2 | [verb] been a [noun] leader | 5 |
|
| 3 | been a [noun] leader [prep] | 5 |
|
| 4 | been a [noun] leader [prep] | 5 |
|
