| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how [vb base] [pron] know when [pers pn] | 10 |
|
| 2 | how do [pron] know when [pers pn] | 10 |
|
| 3 | how [verb] [pers pn] know when [pers pn] | 10 |
|
| 4 | how do [pron] know when [pers pn] | 10 |
|
| 5 | how [verb] you know when [pers pn] | 5 |
|
| 6 | how [verb] you know when [pers pn] | 5 |
|
