| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be due to [adj] [adj] | 7 |
|
| 2 | [modal v] be due to [adj] [adj] | 7 |
|
| 3 | may be due to [adj] [adj] | 6 |
|
| 4 | may be due to [adj] [adj] | 6 |
|
| 5 | [prep] be due to [adj] [adj] | 5 |
|
| 6 | to be due to [adj] [adj] | 5 |
|
| 7 | [prep] be due to [adj] [adj] | 5 |
|
| 8 | to be due to [adj] [adj] | 5 |
|
| 9 | be due to [art] [adj] [adj] | 7 |
|
| 10 | be due to [art] [adj] [adj] | 7 |
|
| 11 | be due to [adj] [adj] [noun] | 11 |
|
| 12 | be due to [adj] [adj] [noun sg] | 6 |
|
| 13 | be due to [adj] [adj] [noun pl] | 5 |
|
