| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be caused by [adj] [noun] | 42 |
|
| 2 | be caused [prep] [adj] [noun] | 39 |
|
| 3 | be caused [prep] [adj] [noun pl] | 30 |
|
| 4 | be caused [prep] [adj] [noun sg] | 18 |
|
| 5 | be caused [prep] [det] [noun] | 7 |
|
| 6 | be caused [prep] [adj] factors | 5 |
|
| 7 | be caused [prep] [adj] factor | 5 |
|
