| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | system [that] [vb -s] [pron] | 23 |
|
| 2 | system that [vb -s] [pron] | 23 |
|
| 3 | system [that] [vb -s] [pers pn] | 18 |
|
| 4 | system [that] [vb -s] they | 10 |
|
| 5 | system [that] [vb -s] them | 8 |
|
