| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a report [prep] [art] | 918 |
|
| 2 | in a report [prep] | 150 |
|
| 3 | in a [prep] [art] | 66 |
|
| 4 | in report [prep] [art] | 8 |
|
