| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | base on [adj] [noun pl] | 837 |
|
| 2 | system base on [adj] | 28 |
|
| 3 | system on [adj] [noun pl] | 10 |
|
| 4 | system base on [noun pl] | 8 |
|
