| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] only | 10523 |
|
| 2 | [vb mod] only | 10523 |
|
| 3 | need [adv] | 2406 |
|
| 4 | need [adv] | 164 |
|
| 5 | need only | 87 |
|
| 6 | need only | 87 |
|
