| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [noun] | 417 |
|
| 2 | have been [v-ing] to | 82 |
|
| 3 | been [v-ing] [noun] to | 71 |
|
| 4 | have been [noun] to | 12 |
|
