| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] has been [v-ing] | 228 |
|
| 2 | [Wh det] has [been] [v-ing] | 228 |
|
| 3 | [Wh det] has be [v-ing] | 228 |
|
| 4 | which has [be] [v-ing] | 154 |
|
| 5 | what has [be] [v-ing] | 74 |
|
| 6 | [Wh det] has [be] happening | 47 |
|
| 7 | [Wh det] has [be] going | 29 |
|
| 8 | [Wh det] has [be] running | 12 |
|
| 9 | [Wh det] has [be] working | 7 |
|
