| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it has been [prep] [adj] year | 7 |
|
| 2 | it has be [prep] [adj] year | 7 |
|
| 3 | it has be [prep] [adj] years | 7 |
|
| 4 | it has be for [adj] year | 6 |
|
| 5 | it has be for [adj] year | 6 |
|
