| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have been to demonstrate | 6 |
|
| 2 | have been [verb] to demonstrate | 12 |
|
| 3 | have been [adj] to demonstrate | 11 |
|
| 4 | have been [vb pp] to demonstrate | 11 |
|
| 5 | have been [adj] to demonstrate | 11 |
|
| 6 | have been able to demonstrate | 7 |
|
| 7 | have been able to demonstrate | 7 |
|
| 8 | have been to demonstrate that | 6 |
|
| 9 | have been to demonstrate [conj] | 6 |
|
| 10 | have been to demonstrate that | 6 |
|
| 11 | have been to demonstrate [that] | 6 |
|
