| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [v-ing] [prep] [adj] | 1054 |
|
| 2 | [Wh pn] have [been] [v-ing] [prep] | 337 |
|
| 3 | [Wh pn] have [been] [prep] [adj] | 83 |
|
| 4 | [Wh pn] have [been] [v-ing] [adj] | 71 |
|
