| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] a [adj] [noun pl] [noun] | 526 |
|
| 2 | [verb] a [adj] [noun] system | 390 |
|
| 3 | [verb] [art] [adj] [noun pl] system | 25 |
|
| 4 | [verb] a [adj] [noun pl] system | 16 |
|
