| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do not require | 504 |
|
| 2 | [verb] not require | 446 |
|
| 3 | does not require | 253 |
|
| 4 | [vb -s] not require | 253 |
|
| 5 | do not require | 146 |
|
| 6 | [vb base] not require | 146 |
|
| 7 | did not require | 104 |
|
| 8 | [vb past] not require | 104 |
|
| 9 | [verb] n't require | 58 |
|
