| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] know about | 457 |
|
| 2 | [Wh pn] [verb] about | 299 |
|
| 3 | [Wh pn] [vb base] about | 112 |
|
| 4 | [Wh pn] know about | 64 |
|
| 5 | [Wh pn] know [prep] | 23 |
|
