| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [verb] [be] [prep] | 1842 |
|
| 2 | [verb] [be] operating [prep] | 51 |
|
| 3 | [noun sg] [be] operating [prep] | 48 |
|
| 4 | [noun sg] [verb] [be] operating | 26 |
|
| 5 | [noun sg] [verb] operating [prep] | 6 |
|
