| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] [prep] two year | 22 |
|
| 2 | [verb] been [vb pp] [prep] two year | 22 |
|
| 3 | [verb] been [vb pp] [prep] two years | 22 |
|
| 4 | [verb] been [vb pp] for two year | 15 |
|
| 5 | [vb -s] been [vb pp] [prep] two year | 10 |
|
| 6 | has been [vb pp] [prep] two year | 9 |
|
| 7 | [vb base] been [vb pp] [prep] two year | 7 |
|
| 8 | have been [vb pp] [prep] two year | 7 |
|
