| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] has developed a number | 6 |
|
| 2 | has developed a number of | 6 |
|
| 3 | has developed a number [prep] | 6 |
|
| 4 | has developed a number [prep] | 6 |
|
| 5 | has developed a number of | 6 |
|
