| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [be] a | 15803 |
|
| 2 | [vb -s] [be] a | 4853 |
|
| 3 | need [be] a | 381 |
|
| 4 | needs [be] [art] | 37 |
|
