| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] for five year | 13 |
|
| 2 | have been [verb] for five year | 13 |
|
| 3 | have been [verb] for five years | 13 |
|
| 4 | have been [vb pp] for five year | 7 |
|
| 5 | has been [verb] for five year | 6 |
|
| 6 | have been [v-ing] for five year | 6 |
|
