| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] what [to-vb] [prep] [det] | 10 |
|
| 2 | [to-vb] what to do [prep] [adj] | 9 |
|
| 3 | to know what [to-vb] [prep] [adj] | 8 |
|
| 4 | [to-vb] what [to-vb] [prep] this | 5 |
|
| 5 | [to-vb] what [to-vb] [prep] this | 5 |
|
