| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] for three [noun] [prep] | 12 |
|
| 2 | been [verb] for three [noun pl] [prep] | 12 |
|
| 3 | been [verb] for three [noun] [prep] | 12 |
|
| 4 | been [vb pp] for three [noun] [prep] | 9 |
|
| 5 | been [verb] for three years [prep] | 7 |
|
| 6 | been [verb] for three year [prep] | 7 |
|
