| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it has been know for [det] | 12 |
|
| 2 | it has been know for [adj] | 12 |
|
| 3 | it has been [verb] for some | 12 |
|
| 4 | it [verb] been know for some | 9 |
|
| 5 | it have been know for some | 9 |
|
| 6 | it [vb -s] been know for some | 8 |
|
| 7 | [pron] has been know for some | 7 |
|
| 8 | it has been know for some | 7 |
|
| 9 | it has been know [prep] some | 7 |
|
| 10 | it has [be] know for some | 7 |
|
| 11 | it has [been] know for some | 7 |
|
| 12 | it has be know for some | 7 |
|
