| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at the undergraduate level | 13 |
|
| 2 | at the school level | 9 |
|
| 3 | at the operating level | 7 |
|
| 4 | at the community level | 7 |
|
| 5 | at the county level | 7 |
|
| 6 | at the enterprise level | 5 |
|
