| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] to | 6486 |
|
| 2 | have once been [verb] | 74 |
|
| 3 | have once [verb] to | 44 |
|
| 4 | once been [verb] to | 12 |
|
| 5 | have once been to | 6 |
|
