| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [pron] had [been] [verb] | 488 |
|
| 2 | [Wh det] [pron] had [been] [v-ing] | 183 |
|
| 3 | [Wh det] [pron] [verb] [been] going | 12 |
|
| 4 | [Wh det] [pron] have [been] going | 12 |
|
| 5 | [pron] [pron] had [been] going | 9 |
|
| 6 | [Wh det] [pron] had [been] go | 6 |
|
| 7 | [Wh det] [pron] [vb past] [been] going | 6 |
|
| 8 | [Wh det] [pron] had [be] going | 6 |
|
