| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] what [pron] is [prep] | 113 |
|
| 2 | [verb] what [pron] be for | 36 |
|
| 3 | [verb] what [pron] [be] for | 36 |
|
| 4 | [verb] what [pron] [is] for | 23 |
|
| 5 | [verb] [pron] [pron] is for | 14 |
|
| 6 | [verb] [Wh det] [pron] is for | 14 |
|
| 7 | [verb] what [pron] is for | 14 |
|
