| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] a | 110152 |
|
| 2 | is a | 93862 |
|
| 3 | 's a | 35226 |
|
| 4 | [is] an | 18962 |
|
| 5 | s a | 24 |
|
