| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is that [noun] [letter] | 13 |
|
| 2 | is that [noun sg] [letter] | 8 |
|
| 3 | is that [noun] a | 6 |
|
| 4 | is that [letter] [letter] | 5 |
|
