| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | system that be [verb] | 41 |
|
| 2 | system that [be] [vb pp] | 31 |
|
| 3 | system that [be] [verb] | 26 |
|
| 4 | system that [is] [verb] | 22 |
|
| 5 | system that is [verb] | 18 |
|
| 6 | systems that [be] [verb] | 15 |
|
| 7 | system that are [verb] | 13 |
|
| 8 | system that [am/are] [verb] | 13 |
|
| 9 | system that [be] [v-ing] | 9 |
|
| 10 | system that [was/were] [verb] | 6 |
|
| 11 | system that [be] use | 5 |
|
| 12 | system that [be] used | 5 |
|
