| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] what [be] behind | 12 |
|
| 2 | [adv] what [be] behind | 7 |
|
| 3 | know what [be] behind | 6 |
|
| 4 | [is] what [be] behind | 5 |
|
| 5 | [to-vb] what [be] behind | 5 |
|
| 6 | [be] what [be] behind | 5 |
|
| 7 | be what [be] behind | 5 |
|
| 8 | what [be] behind [pron] | 19 |
|
| 9 | what [be] behind [pers pn] | 15 |
|
| 10 | what [be] behind [art] | 12 |
|
| 11 | what [be] behind [art] | 12 |
|
| 12 | what [be] behind [det] | 12 |
|
| 13 | what [be] behind [adj] | 12 |
|
| 14 | what [be] behind the | 11 |
|
| 15 | what [be] behind the | 11 |
|
| 16 | what [be] behind it | 9 |
|
| 17 | what [be] behind it | 9 |
|
| 18 | what [be] behind this | 6 |
|
| 19 | what [be] behind this | 6 |
|
