| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] a [noun sg] | 23568 |
|
| 2 | a [noun sg] is | 11781 |
|
| 3 | [subord] [noun sg] is | 4985 |
|
| 4 | [subord] a is | 17 |
|
