| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to [be] [vb pp] for [num] year | 15 |
|
| 2 | to [be] [vb pp] for [num] year | 15 |
|
| 3 | to be [vb pp] for [num] year | 15 |
|
| 4 | to be [vb pp] for [num] year | 15 |
|
| 5 | to [be] [vb pp] for [num] years | 13 |
|
