| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | on [art] [noun sg] [noun] | 21347 |
|
| 2 | on [art] [noun sg] [noun sg] | 18528 |
|
| 3 | [prep] [art] [noun sg] system | 2698 |
|
| 4 | on [art] [noun] system | 198 |
|
| 5 | on [art] [noun sg] system | 172 |
|
| 6 | on [art] [noun sg] system | 166 |
|
