| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [been] [adj] for [adj] years | 46 |
|
| 2 | had [been] [adj] for [det] years | 13 |
|
| 3 | have [been] [adj] for several years | 10 |
|
| 4 | [verb] [been] [adj] for several years | 10 |
|
| 5 | had [been] [adj] for several [noun] | 8 |
|
| 6 | had [been] [adj] for several [noun pl] | 8 |
|
| 7 | had [been] [adj] for several years | 5 |
|
| 8 | [vb past] [been] [adj] for several years | 5 |
|
| 9 | had [be] [adj] for several years | 5 |
|
| 10 | had [been] [adj] for several years | 5 |
|
| 11 | had [been] [adj] for several years | 5 |
|
| 12 | had [been] [adj] for several year | 5 |
|
| 13 | had [been] [adj] [prep] several years | 5 |
|
| 14 | had [been] [adj] [prep] several years | 5 |
|
