| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they do not need | 80 |
|
| 2 | they [vb base] not need | 50 |
|
| 3 | they do not need | 50 |
|
| 4 | they [vb past] not need | 30 |
|
| 5 | they did not need | 30 |
|
