| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [be] base [prep] what [be] | 10 |
|
| 2 | [noun sg] [be] base [prep] what [be] | 9 |
|
| 3 | [be] base [prep] what [be] [verb] | 9 |
|
| 4 | [be] base [prep] what [be] [vb pp] | 8 |
|
