| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] [adj] system [be] to be | 8 |
|
| 2 | [art] [adj] system be to be | 8 |
|
| 3 | [art] [adj] system [be] to be | 8 |
|
| 4 | [art] [adj] system [be] to be | 8 |
|
| 5 | a [adj] system [be] to be | 5 |
|
| 6 | [art] [adj] system [is] to be | 5 |
|
| 7 | [art] [adj] system is to be | 5 |
|
