| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | student 's [letter] [noun] | 32 |
|
| 2 | student 's [letter] [noun sg] | 29 |
|
| 3 | student 's [letter] test | 29 |
|
| 4 | student [is] [letter] test | 26 |
|
| 5 | student [be] [letter] test | 26 |
|
| 6 | student 's [noun] test | 26 |
|
| 7 | student be [letter] test | 26 |
|
| 8 | [noun] 's [letter] test | 26 |
|
