| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] the pupils ' [adj] | 13 |
|
| 2 | [prep] [art] pupils ' [det] | 9 |
|
| 3 | [prep] [art] pupils ' own | 9 |
|
| 4 | [prep] [art] pupils ' own | 9 |
|
| 5 | to [art] pupils ' [adj] | 5 |
|
