| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] area which [vb base] be | 5 |
|
| 2 | area which [vb base] [prep] be | 6 |
|
| 3 | area which [vb base] to be | 6 |
|
| 4 | area which [vb base] to be | 6 |
|
| 5 | area which [vb base] [prep] be | 6 |
|
| 6 | area which [vb base] be [vb pp] | 7 |
|
| 7 | area which [vb base] be [verb] | 7 |
|
