| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | need [verb] [prep] | 730 |
|
| 2 | need [to-vb] [prep] | 671 |
|
| 3 | [verb] to know [prep] | 622 |
|
| 4 | need to know [prep] | 202 |
|
| 5 | [vb infin] to know [prep] | 164 |
|
| 6 | need know [prep] | 24 |
|
