| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | need of [noun] | 1403 |
|
| 2 | [noun] of students | 892 |
|
| 3 | need of [noun pl] | 536 |
|
| 4 | need [prep] students | 20 |
|
| 5 | need of student | 19 |
|
