| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb -s] been known for [noun] | 10 |
|
| 2 | it has [be] known for [noun] | 10 |
|
| 3 | it [vb -s] [been] known for [noun] | 10 |
|
| 4 | it [vb -s] be known for [noun] | 10 |
|
| 5 | it [vb -s] [be] known for [noun pl] | 8 |
|
