| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] a [noun sg] | 23568 |
|
| 2 | necessary [subord] [noun sg] | 41 |
|
| 3 | necessary [subord] a | 21 |
|
| 4 | necessary a [noun sg] | 9 |
|
