| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] is [conj] a | 15 |
|
| 2 | [vb -s] is that a | 14 |
|
| 3 | [vb -s] is [that] a | 14 |
|
| 4 | [vb -s] is that a | 14 |
|
