| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [pron] [be] [v-ing] [prep] | 2444 |
|
| 2 | [adj] [pron] [be] [v-ing] [prep] | 746 |
|
| 3 | [adj] what [pron] [be] [v-ing] | 227 |
|
| 4 | [adj] what [pron] [be] [prep] | 24 |
|
| 5 | [adj] what [be] [v-ing] [prep] | 15 |
|
