| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | system that work | 11 |
|
| 2 | system that work | 11 |
|
| 3 | system [that] work | 11 |
|
| 4 | system [conj] works | 9 |
|
| 5 | system [coord] work | 7 |
|
| 6 | system and work | 5 |
|
| 7 | system and work | 5 |
|
