| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | due to [adj] [noun sg] | 693 |
|
| 2 | be due to [adj] | 83 |
|
| 3 | be due to [noun sg] | 71 |
|
| 4 | be to [adj] [noun sg] | 9 |
|
