| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [pron] [am/are] [v-ing] | 5166 |
|
| 2 | [pers pn] [pron] [am/are] [v-ing] | 440 |
|
| 3 | [pers pn] what [pron] [am/are] | 200 |
|
| 4 | [pers pn] what [pron] [v-ing] | 7 |
|
