| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have be [verb] [prep] | 7177 |
|
| 2 | system [verb] be [verb] [prep] | 128 |
|
| 3 | system have be [verb] [prep] | 124 |
|
| 4 | system [vb base] be [verb] [prep] | 30 |
|
| 5 | system have be [verb] [prep] | 29 |
|
| 6 | system have [be] [verb] [prep] | 29 |
|
