| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] of [art] [noun pl] [noun] | 2284 |
|
| 2 | [noun] of [art] [noun] system | 1111 |
|
| 3 | [noun] [prep] [art] [noun pl] system | 59 |
|
| 4 | [noun] of [art] [noun pl] system | 43 |
|
