| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] [prep] [adj] years | 1253 |
|
| 2 | be [vb pp] [prep] [adj] years | 1048 |
|
| 3 | be known [prep] [adj] [noun] | 352 |
|
| 4 | be known [prep] [adj] [noun pl] | 159 |
|
| 5 | be known [prep] [adj] year | 20 |
|
| 6 | [be] known [prep] [adj] years | 20 |
|
| 7 | be know [prep] [adj] years | 20 |
|
