| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | system that [verb] a [adj] [noun sg] | 7 |
|
| 2 | system that [verb] a [adj] [noun] | 7 |
|
| 3 | system that [verb] a [adj] [noun] | 5 |
|
| 4 | system that [vb -s] a [adj] [noun] | 5 |
|
