| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [prep] [det] [noun] | 577 |
|
| 2 | known [prep] [det] [noun] | 256 |
|
| 3 | [been] known [prep] [noun] | 51 |
|
| 4 | [been] known [prep] [det] | 40 |
|
