| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [verb] a number of | 189 |
|
| 2 | has [vb pp] a number of | 188 |
|
| 3 | has developed a [noun] of | 30 |
|
| 4 | has developed a [noun sg] of | 28 |
|
| 5 | [verb] developed a number of | 8 |
|
| 6 | have developed a number of | 8 |
|
| 7 | [vb -s] developed a number of | 6 |
|
| 8 | has developed a number [prep] | 6 |
|
| 9 | has developed a number of | 6 |
|
| 10 | has develop a number of | 6 |
|
| 11 | has developed [art] number of | 6 |
|
| 12 | has developed a number of | 6 |
|
| 13 | has developed a number [prep] | 6 |
|
| 14 | has developed a number of | 6 |
|
| 15 | has developed [art] number of | 6 |
|
