| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [pron] [pron] | 816 |
|
| 2 | be [verb] what [pron] | 432 |
|
| 3 | be [v-ing] [Wh det] [pron] | 270 |
|
| 4 | [be] [v-ing] what [pron] | 259 |
|
| 5 | be [v-ing] what [pron] | 259 |
|
