| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [num] it be | 561 |
|
| 2 | [prep] [num] years be | 178 |
|
| 3 | [num] years it be | 49 |
|
| 4 | [prep] [num] years it | 45 |
|
| 5 | [prep] years it be | 16 |
|
