| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] [prep] three years [prep] | 9 |
|
| 2 | been [verb] [prep] three years [prep] | 9 |
|
| 3 | been [verb] [prep] three years [conj] | 7 |
|
| 4 | been [verb] [prep] three years [coord] | 6 |
|
| 5 | been [verb] [prep] three years and | 6 |
|
| 6 | been [verb] [prep] three years and | 6 |
|
| 7 | [verb] been [verb] [prep] three years | 29 |
|
| 8 | have been [verb] [prep] three years | 29 |
|
| 9 | [vb -s] been [verb] [prep] three years | 19 |
|
| 10 | has been [verb] [prep] three years | 18 |
|
| 11 | [vb past] been [verb] [prep] three years | 6 |
|
| 12 | had been [verb] [prep] three years | 5 |
|
