| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [v-ing] [prep] [noun prp] | 509 |
|
| 2 | [conj] have [been] [v-ing] [prep] | 190 |
|
| 3 | [conj] have [been] [prep] [noun prp] | 17 |
|
| 4 | [conj] have [been] [v-ing] [noun prp] | 10 |
|
