| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] of [art] [noun pl] | 51316 |
|
| 2 | [noun] of [art] system | 1474 |
|
| 3 | of [art] [noun pl] system | 46 |
|
| 4 | [noun] of [noun pl] system | 11 |
|
