| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] [vb pp] [prep] a | 6050 |
|
| 2 | be [vb pp] [prep] a five-year | 39 |
|
| 3 | [adv] [vb pp] [prep] a five-year | 23 |
|
