| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [noun] it is | 527 |
|
| 2 | [noun sg] [noun sg] it is | 353 |
|
| 3 | [noun sg] system [pron] is | 60 |
|
| 4 | [noun sg] system it [be] | 18 |
|
| 5 | [noun sg] system it be | 18 |
|
| 6 | [noun sg] system it is | 17 |
|
| 7 | [noun sg] system it [is] | 16 |
|
| 8 | [noun] system it is | 13 |
|
