| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a number of [noun] of | 416 |
|
| 2 | a number of [noun pl] of | 404 |
|
| 3 | [art] number of cases of | 42 |
|
| 4 | a number of cases [prep] | 23 |
|
| 5 | a number of cases [prep] | 23 |
|
| 6 | a [noun] of cases of | 21 |
|
| 7 | a number [prep] cases of | 14 |
|
| 8 | a number [prep] cases of | 14 |
|
| 9 | a number of case of | 14 |
|
| 10 | a number of cases of | 14 |
|
| 11 | a number of cases of | 14 |
|
