| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] services [prep] | 515 |
|
| 2 | services [prep] [be] | 66 |
|
| 3 | [art] services [be] | 60 |
|
| 4 | [art] [prep] [be] | 26 |
|
