| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have not been to | 121 |
|
| 2 | have n't be to | 72 |
|
| 3 | have not be to | 50 |
|
| 4 | have not be to | 49 |
|
| 5 | had not be to | 44 |
|
| 6 | has not be to | 19 |
|
