| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what be this [noun prp] | 9 |
|
| 2 | what [be] this [noun prp] | 9 |
|
| 3 | what [is] this [noun prp] | 8 |
|
| 4 | what 's this [noun prp] | 6 |
|
