| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know [pron] about | 56 |
|
| 2 | know [indef pn] about | 54 |
|
| 3 | know nothing [adv] | 47 |
|
| 4 | [verb] nothing about | 39 |
|
| 5 | know nothing about | 33 |
|
