| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [is] that [verb] a | 11 |
|
| 2 | [noun] [is] that [verb] a | 11 |
|
| 3 | [noun] is that [verb] a | 11 |
|
| 4 | [noun] [is] that [v-ing] a | 8 |
|
