| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | can be attributed [prep] [art] | 61 |
|
| 2 | can [not/n't] be attributed [prep] | 23 |
|
| 3 | [not/n't] be attributed [prep] [art] | 15 |
|
| 4 | can [not/n't] be [prep] [art] | 10 |
|
