| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [been] [verb] for some | 55 |
|
| 2 | has [been] [vb pp] for some | 39 |
|
| 3 | [verb] [been] known for some | 20 |
|
| 4 | have [been] known for some | 20 |
|
| 5 | has [been] known for [det] | 16 |
|
| 6 | has [been] known for [adj] | 16 |
|
| 7 | [vb -s] [been] known for some | 12 |
|
| 8 | has [be] known for some | 11 |
|
| 9 | has [been] know for some | 11 |
|
| 10 | has [been] known [prep] some | 11 |
|
| 11 | has [been] known for some | 11 |
|
