| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] a system [verb] | 44 |
|
| 2 | such a system [verb] | 43 |
|
| 3 | [det] a system [verb] | 43 |
|
| 4 | such a system [verb] | 43 |
|
| 5 | [adj] a system [vb -s] | 27 |
|
| 6 | [adj] a system have | 9 |
|
| 7 | [adj] a system has | 8 |
|
| 8 | [adj] a system [vb past] | 5 |
|
| 9 | [adj] a system allow | 5 |
|
| 10 | [adj] a system allows | 5 |
|
| 11 | [adj] a system [to-vb] | 5 |
|
