| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [is] [verb] at [noun] | 26 |
|
| 2 | what [is] [v-ing] at [noun] | 15 |
|
| 3 | what is [verb] at [noun] | 14 |
|
| 4 | what [is] happen at [noun] | 14 |
|
| 5 | what [is] happening at [noun] | 14 |
|
| 6 | what [is] [verb] at [noun sg] | 13 |
|
| 7 | what [is] [verb] at [noun prp] | 13 |
|
| 8 | what 's [verb] at [noun] | 12 |
|
| 9 | what [is] [vb pp] at [noun] | 11 |
|
| 10 | what [is] [verb] at school | 5 |
|
| 11 | what [is] [verb] at school | 5 |
|
