| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [pers pn] [be] [v-ing] for | 449 |
|
| 2 | [pers pn] [be] [v-ing] [pron] for | 274 |
|
| 3 | what [pers pn] [be] [v-ing] [pron] | 272 |
|
| 4 | what [pers pn] [v-ing] [pron] for | 7 |
|
