| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] what it is [prep] | 96 |
|
| 2 | [verb] what it is [prep] | 96 |
|
| 3 | [verb] what it [be] for | 27 |
|
| 4 | [verb] what it be for | 27 |
|
| 5 | [verb] what it [is] for | 22 |
|
| 6 | [verb] what [pers pn] is for | 14 |
|
| 7 | [verb] what [pron] is for | 14 |
|
| 8 | [verb] what it is for | 13 |
|
| 9 | [verb] [pron] it is for | 13 |
|
| 10 | [verb] what it is for | 13 |
|
