| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] what [is] [verb] | 12 |
|
| 2 | be [verb] what is [verb] | 10 |
|
| 3 | be [vb pp] what [is] [verb] | 7 |
|
| 4 | be [verb] what [is] [v-ing] | 6 |
|
| 5 | be [verb] what [is] [vb pp] | 6 |
|
