| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [be] what is [prep] | 8 |
|
| 2 | [det] [be] what is [prep] | 8 |
|
| 3 | that [be] what is [prep] | 7 |
|
| 4 | that [be] what is [prep] | 7 |
|
| 5 | [noun] [be] what is [prep] | 6 |
|
| 6 | [noun sg] [be] what is [prep] | 5 |
|
| 7 | [be] [verb] what is [prep] | 7 |
|
| 8 | [be] [to-vb] what is [prep] | 5 |
|
| 9 | [be] what [pron] is [prep] | 16 |
|
| 10 | [be] what [pers pn] is [prep] | 14 |
|
| 11 | [be] what it is [prep] | 13 |
|
| 12 | [be] what it is [prep] | 13 |
|
| 13 | [be] what [noun] is [prep] | 9 |
|
| 14 | [be] what [noun sg] is [prep] | 8 |
|
| 15 | [be] what is [verb] [prep] | 93 |
|
| 16 | [be] what is [vb pp] [prep] | 84 |
|
| 17 | [be] what is known [prep] | 26 |
|
| 18 | [be] what is know [prep] | 26 |
|
| 19 | [be] what is [adj] [prep] | 15 |
|
| 20 | [be] what is [adj] [prep] | 13 |
|
| 21 | [be] what is meant [prep] | 13 |
|
| 22 | [be] what is mean [prep] | 13 |
|
| 23 | [be] what is [v-ing] [prep] | 9 |
|
| 24 | [be] what is happen [prep] | 5 |
|
| 25 | [be] what is happening [prep] | 5 |
|
| 26 | [be] what is [prep] [noun] | 8 |
|
| 27 | [be] what is [prep] [noun sg] | 7 |
|
