| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do [pers pn] know about this [noun sg] | 6 |
|
| 2 | [verb] [pers pn] know about this [noun sg] | 6 |
|
| 3 | [pers pn] know [pron] about this [noun sg] | 7 |
|
| 4 | [pers pn] know [indef pn] about this [noun sg] | 7 |
|
