| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | na be [art] | 341 |
|
| 2 | na be a | 262 |
|
| 3 | na be a | 245 |
|
| 4 | na be the | 73 |
|
| 5 | na be the | 73 |
|
| 6 | na be an | 17 |
|
