| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a number of [noun pl] over [adj] | 8 |
|
| 2 | a number of [noun pl] over [adj] | 8 |
|
| 3 | a number of [noun pl] over [adj] | 6 |
|
| 4 | a number of advantages over [adj] | 5 |
|
