| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] was [adv] [art] | 5188 |
|
| 2 | [noun sg] was [adv] [art] | 3445 |
|
| 3 | system [be] [adv] [art] | 50 |
|
| 4 | system be [adv] [art] | 50 |
|
| 5 | system was [adv] [art] | 6 |
|
| 6 | system [was/were] [adv] [art] | 6 |
|
