| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] for [adj] years | 301 |
|
| 2 | have been [vb pp] for [adj] years | 162 |
|
| 3 | have been known for [adj] [noun] | 32 |
|
| 4 | have [been] known for [adj] years | 16 |
|
| 5 | have been known [prep] [adj] years | 16 |
|
| 6 | have [be] known for [adj] years | 16 |
|
| 7 | have been known for [adj] year | 16 |
|
| 8 | have been know for [adj] years | 16 |
|
| 9 | have been known for [adj] [noun pl] | 16 |
|
| 10 | have be known for [adj] years | 16 |
|
| 11 | have been known for [adj] years | 16 |
|
| 12 | [verb] been known for [adj] years | 16 |
|
| 13 | have been known [prep] [adj] years | 16 |
|
