| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] had [be] [v-ing] | 475 |
|
| 2 | [Wh pn] had [be] [adj] | 286 |
|
| 3 | [Wh pn] [be] [v-ing] [adj] | 216 |
|
| 4 | had [be] [v-ing] [adj] | 177 |
|
