| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] been [v-ing] | 1214 |
|
| 2 | been [v-ing] to | 634 |
|
| 3 | [vb infin] [v-ing] to | 496 |
|
| 4 | [vb infin] been to | 45 |
|
