| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] the [noun sg] system | 58 |
|
| 2 | [vb base] a [noun sg] system | 34 |
|
| 3 | have [art] [noun sg] system | 11 |
|
| 4 | use [art] [noun sg] system | 9 |
|
| 5 | [vb base] [art] operating system | 8 |
|
| 6 | operate [art] [noun sg] system | 7 |
|
| 7 | [vb base] an [noun sg] system | 6 |
|
