| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [v-ing] [prep] [adj] | 269 |
|
| 2 | [Wh det] have [been] [v-ing] [prep] | 195 |
|
| 3 | [Wh det] have [been] [v-ing] [adj] | 18 |
|
| 4 | [Wh det] have [been] [prep] [adj] | 17 |
|
