| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may be attributed to [adj] | 12 |
|
| 2 | may be attributed [prep] [adj] | 12 |
|
| 3 | may be attributed [prep] [adj] | 12 |
|
| 4 | may be attributed to [adj] | 12 |
|
