| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] [vb infin] been to | 7 |
|
| 2 | it [vb mod] [vb infin] be to | 7 |
|
| 3 | it [vb mod] [vb infin] [been] to | 7 |
|
| 4 | it [vb mod] have [be] to | 6 |
|
