| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be due [prep] | 2975 |
|
| 2 | [to-vb] be [prep] | 541 |
|
| 3 | [to-vb] due [prep] | 48 |
|
| 4 | [to-vb] be due | 11 |
|
