| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] to have [been] [v-ing] [prep] [adj] | 6 |
|
| 2 | to have [been] [v-ing] [prep] [art] [adj] | 6 |
|
| 3 | to have [been] [v-ing] [prep] [art] [adj] | 6 |
|
| 4 | to have [been] [v-ing] [prep] [adj] [noun] | 5 |
|
