| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [been] [verb] for [adj] years | 135 |
|
| 2 | has [been] [verb] for [num] years | 97 |
|
| 3 | has [been] [verb] for three [noun pl] | 29 |
|
| 4 | has [been] [verb] for three [noun] | 29 |
|
| 5 | [verb] [been] [verb] for three years | 25 |
|
| 6 | have [been] [verb] for three years | 25 |
|
| 7 | has [been] [verb] [prep] three years | 18 |
|
| 8 | has [been] [verb] [prep] three years | 18 |
|
| 9 | [vb -s] [been] [verb] for three years | 17 |
|
| 10 | has [been] [verb] for three years | 16 |
|
| 11 | has [been] [verb] for three year | 16 |
|
| 12 | has [been] [verb] for three years | 16 |
|
| 13 | has [be] [verb] for three years | 16 |
|
