| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [to-vb] is be [adj] | 5 |
|
| 2 | [to-vb] is [prep] be [adj] | 9 |
|
| 3 | [to-vb] is to be [adj] | 9 |
|
| 4 | [to-vb] is [prep] be [adj] | 9 |
|
| 5 | [to-vb] is to be [adj] | 9 |
|
