| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] what [is] [verb] [adv prt] [prep] | 6 |
|
| 2 | be what [is] [verb] [adv prt] [prep] | 6 |
|
| 3 | [is] what [is] [verb] [adv prt] [prep] | 6 |
|
| 4 | [be] what [is] [v-ing] [adv prt] [prep] | 5 |
|
