| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what they did [not/n't] [verb] [was/were] | 13 |
|
| 2 | what they do [not/n't] [verb] was | 13 |
|
| 3 | what they do [not/n't] [vb infin] [was/were] | 13 |
|
| 4 | what they do n't [verb] [was/were] | 7 |
|
| 5 | what they do not [verb] [was/were] | 6 |
|
| 6 | what they do [not/n't] know [was/were] | 5 |
|
| 7 | what they do [not/n't] know [was/were] | 5 |
|
