| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [pron] [pron] is | 3476 |
|
| 2 | [prep] what [pron] [be] | 2694 |
|
| 3 | [prep] what [pron] be | 2693 |
|
| 4 | [prep] what [pron] [is] | 620 |
|
