| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] what are know [prep] | 7 |
|
| 2 | [noun] [prep] what are know [prep] | 7 |
|
| 3 | [noun] [prep] what are know as | 7 |
|
| 4 | [noun] [prep] what are known [prep] | 7 |
|
