| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] have [been] [v-ing] | 1642 |
|
| 2 | [Wh det] [pron] have [been] | 302 |
|
| 3 | [Wh det] have [been] [v-ing] | 45 |
|
| 4 | [Wh det] [pron] [been] [v-ing] | 24 |
|
