| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [vb pp] [prep] two year | 27 |
|
| 2 | [been] [vb pp] [prep] two year | 27 |
|
| 3 | [been] [vb pp] [prep] two years | 27 |
|
| 4 | [been] [vb pp] [prep] two year | 27 |
|
| 5 | [been] [vb pp] for two year | 17 |
|
| 6 | [been] [vb pp] for two year | 17 |
|
| 7 | [been] [vb pp] to two year | 5 |
|
| 8 | [been] [vb pp] to two year | 5 |
|
