| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] students ' | 25 |
|
| 2 | [verb] [prep] student ' | 25 |
|
| 3 | [vb pp] [prep] student ' | 12 |
|
| 4 | [verb] on student ' | 7 |
|
| 5 | [verb] on student ' | 7 |
|
| 6 | [vb base] [prep] student ' | 5 |
|
