| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun sg] of information about | 9 |
|
| 2 | [prep] [noun sg] of information about | 9 |
|
| 3 | [prep] [noun sg] of information about | 9 |
|
| 4 | [prep] lack of information about | 5 |
|
