| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | system [be] [adv] so | 7 |
|
| 2 | system be [adv] so | 7 |
|
| 3 | system [is] [adv] so | 5 |
|
| 4 | system [be] [adv] so | 5 |
|
| 5 | system is [adv] so | 5 |
|
| 6 | system [be] [adv] so | 5 |
|
