| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] what is [verb] [prep] a | 16 |
|
| 2 | [be] what is [vb pp] [prep] a | 16 |
|
| 3 | be what is [verb] [prep] a | 16 |
|
| 4 | [be] what is [verb] [prep] a | 16 |
|
| 5 | is what is [verb] [prep] a | 15 |
|
| 6 | [is] what is [verb] [prep] a | 15 |
|
| 7 | [be] what is [verb] [prep] a | 13 |
|
| 8 | [be] what is [verb] as a | 12 |
|
| 9 | [be] what is [verb] as a | 12 |
|
| 10 | [be] what is known [prep] a | 10 |
|
| 11 | [be] what is know [prep] a | 10 |
|
