| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have developed [art] system | 7 |
|
| 2 | have developed [art] [adj] system | 5 |
|
| 3 | have developed [art] system [prep] | 5 |
|
| 4 | have developed [art] system [prep] | 5 |
|
