| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do have a certain [noun sg] | 9 |
|
| 2 | do [vb infin] a certain [noun sg] | 8 |
|
| 3 | does [vb infin] a certain [noun sg] | 8 |
|
| 4 | did [vb infin] a certain [noun sg] | 8 |
|
