| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] [art] [noun] is | 16443 |
|
| 2 | [subord] [art] [noun sg] is | 16114 |
|
| 3 | [conj] [art] system is | 181 |
|
| 4 | [subord] [art] system be | 123 |
|
| 5 | [subord] [art] system [be] | 123 |
|
| 6 | [subord] [art] system [is] | 102 |
|
| 7 | [subord] [art] system is | 102 |
|
| 8 | [subord] [art] system is | 102 |
|
