| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it have [vb pp] [prep] be an | 6 |
|
| 2 | it have [verb] [prep] be an | 6 |
|
| 3 | it have [verb] [prep] be an | 6 |
|
| 4 | it have [verb] to be an | 6 |
|
