| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] to be [vb pp] to [prep] | 21 |
|
| 2 | [verb] to be [verb] to [prep] | 20 |
|
| 3 | [verb] to be refer to [prep] | 12 |
|
| 4 | [verb] to be referred to [prep] | 12 |
|
| 5 | [verb] to be [verb] to as | 10 |
|
| 6 | have to be [verb] to [prep] | 6 |
|
| 7 | [vb -s] to be [verb] to [prep] | 5 |
|
